Home / 234,132.16-323,081.98-137,355.52

Finding the Fourth Proportional to 234,132.16, 323,081.98 and 137,355.52

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Solution

The fourth proportional to 234,132.16, 323,081.98 and 137,355.52 is: 189,538.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,132.16 : 323,081.98 = 137,355.52 : x
  2. Step 2: Convert to fraction form
    234,132.16/323,081.98 = 137,355.52/x
  3. Step 3: Cross multiply
    234,132.16x = 323,081.98 × 137,355.52
  4. Step 4: Simplify right side
    234,132.16x = 44,377,093,365.53
  5. Step 5: Solve for x
    x = 44,377,093,365.53/234,132.16
  6. Step 6: Final answer
    x = 189,538.65

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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.