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Finding the Fourth Proportional to 116,659.28, 175,014.44 and 37,781.48

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Solution

The fourth proportional to 116,659.28, 175,014.44 and 37,781.48 is: 56,680.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,659.28 : 175,014.44 = 37,781.48 : x
  2. Step 2: Convert to fraction form
    116,659.28/175,014.44 = 37,781.48/x
  3. Step 3: Cross multiply
    116,659.28x = 175,014.44 × 37,781.48
  4. Step 4: Simplify right side
    116,659.28x = 6,612,304,375.66
  5. Step 5: Solve for x
    x = 6,612,304,375.66/116,659.28
  6. Step 6: Final answer
    x = 56,680.48

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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.