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Finding the Fourth Proportional to 59,154.92, 88,722.78 and 19,712.36

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Solution

The fourth proportional to 59,154.92, 88,722.78 and 19,712.36 is: 29,565.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,154.92 : 88,722.78 = 19,712.36 : x
  2. Step 2: Convert to fraction form
    59,154.92/88,722.78 = 19,712.36/x
  3. Step 3: Cross multiply
    59,154.92x = 88,722.78 × 19,712.36
  4. Step 4: Simplify right side
    59,154.92x = 1,748,935,379.56
  5. Step 5: Solve for x
    x = 1,748,935,379.56/59,154.92
  6. Step 6: Final answer
    x = 29,565.34

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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.