Home / 114,546.20-171,778.10-39,646

Finding the Fourth Proportional to 114,546.20, 171,778.10 and 39,646

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Solution

The fourth proportional to 114,546.20, 171,778.10 and 39,646 is: 59,454.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,546.20 : 171,778.10 = 39,646 : x
  2. Step 2: Convert to fraction form
    114,546.20/171,778.10 = 39,646/x
  3. Step 3: Cross multiply
    114,546.20x = 171,778.10 × 39,646
  4. Step 4: Simplify right side
    114,546.20x = 6,810,314,552.60
  5. Step 5: Solve for x
    x = 6,810,314,552.60/114,546.20
  6. Step 6: Final answer
    x = 59,454.74

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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.