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Finding the Fourth Proportional to 234,072.73, 323,020.20 and 132,119.65

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Solution

The fourth proportional to 234,072.73, 323,020.20 and 132,119.65 is: 182,325.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,072.73 : 323,020.20 = 132,119.65 : x
  2. Step 2: Convert to fraction form
    234,072.73/323,020.20 = 132,119.65/x
  3. Step 3: Cross multiply
    234,072.73x = 323,020.20 × 132,119.65
  4. Step 4: Simplify right side
    234,072.73x = 42,677,315,766.93
  5. Step 5: Solve for x
    x = 42,677,315,766.93/234,072.73
  6. Step 6: Final answer
    x = 182,325.02

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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.