Home / 234,160.66-323,121.18-137,384.02

Finding the Fourth Proportional to 234,160.66, 323,121.18 and 137,384.02

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Solution

The fourth proportional to 234,160.66, 323,121.18 and 137,384.02 is: 189,577.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,160.66 : 323,121.18 = 137,384.02 : x
  2. Step 2: Convert to fraction form
    234,160.66/323,121.18 = 137,384.02/x
  3. Step 3: Cross multiply
    234,160.66x = 323,121.18 × 137,384.02
  4. Step 4: Simplify right side
    234,160.66x = 44,391,686,655.54
  5. Step 5: Solve for x
    x = 44,391,686,655.54/234,160.66
  6. Step 6: Final answer
    x = 189,577.90

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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.