Home / 234,275.08-323,299.12-126,845.20

Finding the Fourth Proportional to 234,275.08, 323,299.12 and 126,845.20

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Solution

The fourth proportional to 234,275.08, 323,299.12 and 126,845.20 is: 175,046.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,275.08 : 323,299.12 = 126,845.20 : x
  2. Step 2: Convert to fraction form
    234,275.08/323,299.12 = 126,845.20/x
  3. Step 3: Cross multiply
    234,275.08x = 323,299.12 × 126,845.20
  4. Step 4: Simplify right side
    234,275.08x = 41,008,941,536.22
  5. Step 5: Solve for x
    x = 41,008,941,536.22/234,275.08
  6. Step 6: Final answer
    x = 175,046.11

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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.