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Finding the Fourth Proportional to 158,422.68, 237,615.53 and 63,649.04

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Solution

The fourth proportional to 158,422.68, 237,615.53 and 63,649.04 is: 95,466.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,422.68 : 237,615.53 = 63,649.04 : x
  2. Step 2: Convert to fraction form
    158,422.68/237,615.53 = 63,649.04/x
  3. Step 3: Cross multiply
    158,422.68x = 237,615.53 × 63,649.04
  4. Step 4: Simplify right side
    158,422.68x = 15,123,998,867.27
  5. Step 5: Solve for x
    x = 15,123,998,867.27/158,422.68
  6. Step 6: Final answer
    x = 95,466.12

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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.