Home / 97,812.38-146,479.28-88,345.97

Finding the Fourth Proportional to 97,812.38, 146,479.28 and 88,345.97

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Solution

The fourth proportional to 97,812.38, 146,479.28 and 88,345.97 is: 132,302.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,812.38 : 146,479.28 = 88,345.97 : x
  2. Step 2: Convert to fraction form
    97,812.38/146,479.28 = 88,345.97/x
  3. Step 3: Cross multiply
    97,812.38x = 146,479.28 × 88,345.97
  4. Step 4: Simplify right side
    97,812.38x = 12,940,853,564.97
  5. Step 5: Solve for x
    x = 12,940,853,564.97/97,812.38
  6. Step 6: Final answer
    x = 132,302.83

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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.