Home / 96,691.97-145,081.46-52,266.71

Finding the Fourth Proportional to 96,691.97, 145,081.46 and 52,266.71

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Solution

The fourth proportional to 96,691.97, 145,081.46 and 52,266.71 is: 78,423.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,691.97 : 145,081.46 = 52,266.71 : x
  2. Step 2: Convert to fraction form
    96,691.97/145,081.46 = 52,266.71/x
  3. Step 3: Cross multiply
    96,691.97x = 145,081.46 × 52,266.71
  4. Step 4: Simplify right side
    96,691.97x = 7,582,929,609.46
  5. Step 5: Solve for x
    x = 7,582,929,609.46/96,691.97
  6. Step 6: Final answer
    x = 78,423.58

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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.