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Finding the Fourth Proportional to 234,344.88, 323,394.12 and 126,914.58

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Solution

The fourth proportional to 234,344.88, 323,394.12 and 126,914.58 is: 175,141.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,344.88 : 323,394.12 = 126,914.58 : x
  2. Step 2: Convert to fraction form
    234,344.88/323,394.12 = 126,914.58/x
  3. Step 3: Cross multiply
    234,344.88x = 323,394.12 × 126,914.58
  4. Step 4: Simplify right side
    234,344.88x = 41,043,428,914.27
  5. Step 5: Solve for x
    x = 41,043,428,914.27/234,344.88
  6. Step 6: Final answer
    x = 175,141.14

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1.5x scale

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.