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Finding the Fourth Proportional to 116,739, 175,134.06 and 37,861.20

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Solution

The fourth proportional to 116,739, 175,134.06 and 37,861.20 is: 56,800.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,739 : 175,134.06 = 37,861.20 : x
  2. Step 2: Convert to fraction form
    116,739/175,134.06 = 37,861.20/x
  3. Step 3: Cross multiply
    116,739x = 175,134.06 × 37,861.20
  4. Step 4: Simplify right side
    116,739x = 6,630,785,672.47
  5. Step 5: Solve for x
    x = 6,630,785,672.47/116,739
  6. Step 6: Final answer
    x = 56,800.09

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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.