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Finding the Fourth Proportional to 115,864.97, 173,863.21 and 62,556.24

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Solution

The fourth proportional to 115,864.97, 173,863.21 and 62,556.24 is: 93,869.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,864.97 : 173,863.21 = 62,556.24 : x
  2. Step 2: Convert to fraction form
    115,864.97/173,863.21 = 62,556.24/x
  3. Step 3: Cross multiply
    115,864.97x = 173,863.21 × 62,556.24
  4. Step 4: Simplify right side
    115,864.97x = 10,876,228,535.54
  5. Step 5: Solve for x
    x = 10,876,228,535.54/115,864.97
  6. Step 6: Final answer
    x = 93,869.86

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1.5x scale

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.