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Finding the Fourth Proportional to 234,655.47, 323,830.92 and 132,696.19

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Solution

The fourth proportional to 234,655.47, 323,830.92 and 132,696.19 is: 183,124.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,655.47 : 323,830.92 = 132,696.19 : x
  2. Step 2: Convert to fraction form
    234,655.47/323,830.92 = 132,696.19/x
  3. Step 3: Cross multiply
    234,655.47x = 323,830.92 × 132,696.19
  4. Step 4: Simplify right side
    234,655.47x = 42,971,129,288.19
  5. Step 5: Solve for x
    x = 42,971,129,288.19/234,655.47
  6. Step 6: Final answer
    x = 183,124.35

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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.