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Finding the Fourth Proportional to 95,772.92, 132,161.51 and 54,934.97

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Solution

The fourth proportional to 95,772.92, 132,161.51 and 54,934.97 is: 75,807.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,772.92 : 132,161.51 = 54,934.97 : x
  2. Step 2: Convert to fraction form
    95,772.92/132,161.51 = 54,934.97/x
  3. Step 3: Cross multiply
    95,772.92x = 132,161.51 × 54,934.97
  4. Step 4: Simplify right side
    95,772.92x = 7,260,288,312.33
  5. Step 5: Solve for x
    x = 7,260,288,312.33/95,772.92
  6. Step 6: Final answer
    x = 75,807.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.