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Finding the Fourth Proportional to 239,726.59, 330,822.03 and 132,295.85

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Solution

The fourth proportional to 239,726.59, 330,822.03 and 132,295.85 is: 182,567.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,726.59 : 330,822.03 = 132,295.85 : x
  2. Step 2: Convert to fraction form
    239,726.59/330,822.03 = 132,295.85/x
  3. Step 3: Cross multiply
    239,726.59x = 330,822.03 × 132,295.85
  4. Step 4: Simplify right side
    239,726.59x = 43,766,382,484.63
  5. Step 5: Solve for x
    x = 43,766,382,484.63/239,726.59
  6. Step 6: Final answer
    x = 182,567.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.