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Finding the Fourth Proportional to 124,797.38, 187,168.53 and 36,031.58

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Solution

The fourth proportional to 124,797.38, 187,168.53 and 36,031.58 is: 54,039.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,797.38 : 187,168.53 = 36,031.58 : x
  2. Step 2: Convert to fraction form
    124,797.38/187,168.53 = 36,031.58/x
  3. Step 3: Cross multiply
    124,797.38x = 187,168.53 × 36,031.58
  4. Step 4: Simplify right side
    124,797.38x = 6,743,976,926.33
  5. Step 5: Solve for x
    x = 6,743,976,926.33/124,797.38
  6. Step 6: Final answer
    x = 54,039.41

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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.