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Finding the Fourth Proportional to 182,374, 273,000.44 and 155,469.78

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Solution

The fourth proportional to 182,374, 273,000.44 and 155,469.78 is: 232,726.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,374 : 273,000.44 = 155,469.78 : x
  2. Step 2: Convert to fraction form
    182,374/273,000.44 = 155,469.78/x
  3. Step 3: Cross multiply
    182,374x = 273,000.44 × 155,469.78
  4. Step 4: Simplify right side
    182,374x = 42,443,318,346.70
  5. Step 5: Solve for x
    x = 42,443,318,346.70/182,374
  6. Step 6: Final answer
    x = 232,726.81

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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.