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Finding the Fourth Proportional to 108,000.60, 161,882.10 and 37,843.80

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Solution

The fourth proportional to 108,000.60, 161,882.10 and 37,843.80 is: 56,724.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,000.60 : 161,882.10 = 37,843.80 : x
  2. Step 2: Convert to fraction form
    108,000.60/161,882.10 = 37,843.80/x
  3. Step 3: Cross multiply
    108,000.60x = 161,882.10 × 37,843.80
  4. Step 4: Simplify right side
    108,000.60x = 6,126,233,815.98
  5. Step 5: Solve for x
    x = 6,126,233,815.98/108,000.60
  6. Step 6: Final answer
    x = 56,724.07

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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.