Home / 83,442.59-125,125.88-36,035.12

Finding the Fourth Proportional to 83,442.59, 125,125.88 and 36,035.12

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Solution

The fourth proportional to 83,442.59, 125,125.88 and 36,035.12 is: 54,036.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,442.59 : 125,125.88 = 36,035.12 : x
  2. Step 2: Convert to fraction form
    83,442.59/125,125.88 = 36,035.12/x
  3. Step 3: Cross multiply
    83,442.59x = 125,125.88 × 36,035.12
  4. Step 4: Simplify right side
    83,442.59x = 4,508,925,295.10
  5. Step 5: Solve for x
    x = 4,508,925,295.10/83,442.59
  6. Step 6: Final answer
    x = 54,036.26

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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.