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Finding the Fourth Proportional to 101,668.28, 152,459.22 and 41,655.44

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Solution

The fourth proportional to 101,668.28, 152,459.22 and 41,655.44 is: 62,465.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,668.28 : 152,459.22 = 41,655.44 : x
  2. Step 2: Convert to fraction form
    101,668.28/152,459.22 = 41,655.44/x
  3. Step 3: Cross multiply
    101,668.28x = 152,459.22 × 41,655.44
  4. Step 4: Simplify right side
    101,668.28x = 6,350,755,891.16
  5. Step 5: Solve for x
    x = 6,350,755,891.16/101,668.28
  6. Step 6: Final answer
    x = 62,465.46

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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.