Home / 151,778.31-227,634.89-45,136.59

Finding the Fourth Proportional to 151,778.31, 227,634.89 and 45,136.59

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Solution

The fourth proportional to 151,778.31, 227,634.89 and 45,136.59 is: 67,695.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,778.31 : 227,634.89 = 45,136.59 : x
  2. Step 2: Convert to fraction form
    151,778.31/227,634.89 = 45,136.59/x
  3. Step 3: Cross multiply
    151,778.31x = 227,634.89 × 45,136.59
  4. Step 4: Simplify right side
    151,778.31x = 10,274,662,473.94
  5. Step 5: Solve for x
    x = 10,274,662,473.94/151,778.31
  6. Step 6: Final answer
    x = 67,695.20

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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.