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Finding the Fourth Proportional to 170,799.92, 256,202.92 and 52,472.29

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Solution

The fourth proportional to 170,799.92, 256,202.92 and 52,472.29 is: 78,709.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,799.92 : 256,202.92 = 52,472.29 : x
  2. Step 2: Convert to fraction form
    170,799.92/256,202.92 = 52,472.29/x
  3. Step 3: Cross multiply
    170,799.92x = 256,202.92 × 52,472.29
  4. Step 4: Simplify right side
    170,799.92x = 13,443,552,504.89
  5. Step 5: Solve for x
    x = 13,443,552,504.89/170,799.92
  6. Step 6: Final answer
    x = 78,709.36

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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.