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Finding the Fourth Proportional to 151,757.69, 227,634.71 and 39,427.97

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Solution

The fourth proportional to 151,757.69, 227,634.71 and 39,427.97 is: 59,141.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,757.69 : 227,634.71 = 39,427.97 : x
  2. Step 2: Convert to fraction form
    151,757.69/227,634.71 = 39,427.97/x
  3. Step 3: Cross multiply
    151,757.69x = 227,634.71 × 39,427.97
  4. Step 4: Simplify right side
    151,757.69x = 8,975,173,181.53
  5. Step 5: Solve for x
    x = 8,975,173,181.53/151,757.69
  6. Step 6: Final answer
    x = 59,141.47

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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.