Home / 89,400.68-134,117.46-29,432.60

Finding the Fourth Proportional to 89,400.68, 134,117.46 and 29,432.60

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Solution

The fourth proportional to 89,400.68, 134,117.46 and 29,432.60 is: 44,154.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,400.68 : 134,117.46 = 29,432.60 : x
  2. Step 2: Convert to fraction form
    89,400.68/134,117.46 = 29,432.60/x
  3. Step 3: Cross multiply
    89,400.68x = 134,117.46 × 29,432.60
  4. Step 4: Simplify right side
    89,400.68x = 3,947,425,553.20
  5. Step 5: Solve for x
    x = 3,947,425,553.20/89,400.68
  6. Step 6: Final answer
    x = 44,154.31

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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.