Home / 234,129.80-323,101.46-126,702.14

Finding the Fourth Proportional to 234,129.80, 323,101.46 and 126,702.14

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Solution

The fourth proportional to 234,129.80, 323,101.46 and 126,702.14 is: 174,850.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,129.80 : 323,101.46 = 126,702.14 : x
  2. Step 2: Convert to fraction form
    234,129.80/323,101.46 = 126,702.14/x
  3. Step 3: Cross multiply
    234,129.80x = 323,101.46 × 126,702.14
  4. Step 4: Simplify right side
    234,129.80x = 40,937,644,170.11
  5. Step 5: Solve for x
    x = 40,937,644,170.11/234,129.80
  6. Step 6: Final answer
    x = 174,850.21

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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.