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Finding the Fourth Proportional to 181,763.56, 272,625.90 and 63,437.20

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Solution

The fourth proportional to 181,763.56, 272,625.90 and 63,437.20 is: 95,149.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,763.56 : 272,625.90 = 63,437.20 : x
  2. Step 2: Convert to fraction form
    181,763.56/272,625.90 = 63,437.20/x
  3. Step 3: Cross multiply
    181,763.56x = 272,625.90 × 63,437.20
  4. Step 4: Simplify right side
    181,763.56x = 17,294,623,743.48
  5. Step 5: Solve for x
    x = 17,294,623,743.48/181,763.56
  6. Step 6: Final answer
    x = 95,149.02

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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.