Home / 55,355.10-83,032.74-44,331.90

Finding the Fourth Proportional to 55,355.10, 83,032.74 and 44,331.90

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Solution

The fourth proportional to 55,355.10, 83,032.74 and 44,331.90 is: 66,497.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,355.10 : 83,032.74 = 44,331.90 : x
  2. Step 2: Convert to fraction form
    55,355.10/83,032.74 = 44,331.90/x
  3. Step 3: Cross multiply
    55,355.10x = 83,032.74 × 44,331.90
  4. Step 4: Simplify right side
    55,355.10x = 3,680,999,126.41
  5. Step 5: Solve for x
    x = 3,680,999,126.41/55,355.10
  6. Step 6: Final answer
    x = 66,497.92

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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.