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Finding the Fourth Proportional to 374,149.73, 561,222.97 and 93,666.17

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Solution

The fourth proportional to 374,149.73, 561,222.97 and 93,666.17 is: 140,498.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,149.73 : 561,222.97 = 93,666.17 : x
  2. Step 2: Convert to fraction form
    374,149.73/561,222.97 = 93,666.17/x
  3. Step 3: Cross multiply
    374,149.73x = 561,222.97 × 93,666.17
  4. Step 4: Simplify right side
    374,149.73x = 52,567,606,115.92
  5. Step 5: Solve for x
    x = 52,567,606,115.92/374,149.73
  6. Step 6: Final answer
    x = 140,498.85

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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.