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Finding the Fourth Proportional to 181,190, 271,833.20 and 62,861.20

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Solution

The fourth proportional to 181,190, 271,833.20 and 62,861.20 is: 94,308.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,190 : 271,833.20 = 62,861.20 : x
  2. Step 2: Convert to fraction form
    181,190/271,833.20 = 62,861.20/x
  3. Step 3: Cross multiply
    181,190x = 271,833.20 × 62,861.20
  4. Step 4: Simplify right side
    181,190x = 17,087,761,151.84
  5. Step 5: Solve for x
    x = 17,087,761,151.84/181,190
  6. Step 6: Final answer
    x = 94,308.52

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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.