Home / 50,443.10-75,664.65-44,999.90

Finding the Fourth Proportional to 50,443.10, 75,664.65 and 44,999.90

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Solution

The fourth proportional to 50,443.10, 75,664.65 and 44,999.90 is: 67,499.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,443.10 : 75,664.65 = 44,999.90 : x
  2. Step 2: Convert to fraction form
    50,443.10/75,664.65 = 44,999.90/x
  3. Step 3: Cross multiply
    50,443.10x = 75,664.65 × 44,999.90
  4. Step 4: Simplify right side
    50,443.10x = 3,404,901,683.54
  5. Step 5: Solve for x
    x = 3,404,901,683.54/50,443.10
  6. Step 6: Final answer
    x = 67,499.85

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.