Home / 151,294.73-226,876.50-51,428.12

Finding the Fourth Proportional to 151,294.73, 226,876.50 and 51,428.12

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Solution

The fourth proportional to 151,294.73, 226,876.50 and 51,428.12 is: 77,119.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,294.73 : 226,876.50 = 51,428.12 : x
  2. Step 2: Convert to fraction form
    151,294.73/226,876.50 = 51,428.12/x
  3. Step 3: Cross multiply
    151,294.73x = 226,876.50 × 51,428.12
  4. Step 4: Simplify right side
    151,294.73x = 11,667,830,732.80
  5. Step 5: Solve for x
    x = 11,667,830,732.80/151,294.73
  6. Step 6: Final answer
    x = 77,119.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.