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Finding the Fourth Proportional to 63,151.68, 94,726.69 and 18,174.22

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Solution

The fourth proportional to 63,151.68, 94,726.69 and 18,174.22 is: 27,261.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,151.68 : 94,726.69 = 18,174.22 : x
  2. Step 2: Convert to fraction form
    63,151.68/94,726.69 = 18,174.22/x
  3. Step 3: Cross multiply
    63,151.68x = 94,726.69 × 18,174.22
  4. Step 4: Simplify right side
    63,151.68x = 1,721,583,703.93
  5. Step 5: Solve for x
    x = 1,721,583,703.93/63,151.68
  6. Step 6: Final answer
    x = 27,261.09

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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.