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Finding the Fourth Proportional to 54,573.92, 75,331.92 and 34,443.90

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Solution

The fourth proportional to 54,573.92, 75,331.92 and 34,443.90 is: 47,545.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,573.92 : 75,331.92 = 34,443.90 : x
  2. Step 2: Convert to fraction form
    54,573.92/75,331.92 = 34,443.90/x
  3. Step 3: Cross multiply
    54,573.92x = 75,331.92 × 34,443.90
  4. Step 4: Simplify right side
    54,573.92x = 2,594,725,119.29
  5. Step 5: Solve for x
    x = 2,594,725,119.29/54,573.92
  6. Step 6: Final answer
    x = 47,545.15

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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.