Home / 234,387.02-323,454.18-126,956.72

Finding the Fourth Proportional to 234,387.02, 323,454.18 and 126,956.72

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Solution

The fourth proportional to 234,387.02, 323,454.18 and 126,956.72 is: 175,200.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,387.02 : 323,454.18 = 126,956.72 : x
  2. Step 2: Convert to fraction form
    234,387.02/323,454.18 = 126,956.72/x
  3. Step 3: Cross multiply
    234,387.02x = 323,454.18 × 126,956.72
  4. Step 4: Simplify right side
    234,387.02x = 41,064,680,145.82
  5. Step 5: Solve for x
    x = 41,064,680,145.82/234,387.02
  6. Step 6: Final answer
    x = 175,200.32

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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.