Home / 234,279.08-323,304.64-126,849.20

Finding the Fourth Proportional to 234,279.08, 323,304.64 and 126,849.20

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Solution

The fourth proportional to 234,279.08, 323,304.64 and 126,849.20 is: 175,051.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,279.08 : 323,304.64 = 126,849.20 : x
  2. Step 2: Convert to fraction form
    234,279.08/323,304.64 = 126,849.20/x
  3. Step 3: Cross multiply
    234,279.08x = 323,304.64 × 126,849.20
  4. Step 4: Simplify right side
    234,279.08x = 41,010,934,940.29
  5. Step 5: Solve for x
    x = 41,010,934,940.29/234,279.08
  6. Step 6: Final answer
    x = 175,051.63

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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.