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Finding the Fourth Proportional to 234,376.68, 323,459.71 and 132,420.88

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Solution

The fourth proportional to 234,376.68, 323,459.71 and 132,420.88 is: 182,752.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,376.68 : 323,459.71 = 132,420.88 : x
  2. Step 2: Convert to fraction form
    234,376.68/323,459.71 = 132,420.88/x
  3. Step 3: Cross multiply
    234,376.68x = 323,459.71 × 132,420.88
  4. Step 4: Simplify right side
    234,376.68x = 42,832,819,442.74
  5. Step 5: Solve for x
    x = 42,832,819,442.74/234,376.68
  6. Step 6: Final answer
    x = 182,752.05

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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.