Home / 252,132.08-347,937.56-137,411.60

Finding the Fourth Proportional to 252,132.08, 347,937.56 and 137,411.60

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Solution

The fourth proportional to 252,132.08, 347,937.56 and 137,411.60 is: 189,625.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,132.08 : 347,937.56 = 137,411.60 : x
  2. Step 2: Convert to fraction form
    252,132.08/347,937.56 = 137,411.60/x
  3. Step 3: Cross multiply
    252,132.08x = 347,937.56 × 137,411.60
  4. Step 4: Simplify right side
    252,132.08x = 47,810,656,819.70
  5. Step 5: Solve for x
    x = 47,810,656,819.70/252,132.08
  6. Step 6: Final answer
    x = 189,625.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.