Home / 89,400.59-134,086.14-29,429.85

Finding the Fourth Proportional to 89,400.59, 134,086.14 and 29,429.85

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Solution

The fourth proportional to 89,400.59, 134,086.14 and 29,429.85 is: 44,139.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,400.59 : 134,086.14 = 29,429.85 : x
  2. Step 2: Convert to fraction form
    89,400.59/134,086.14 = 29,429.85/x
  3. Step 3: Cross multiply
    89,400.59x = 134,086.14 × 29,429.85
  4. Step 4: Simplify right side
    89,400.59x = 3,946,134,987.28
  5. Step 5: Solve for x
    x = 3,946,134,987.28/89,400.59
  6. Step 6: Final answer
    x = 44,139.92

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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.