Home / 108,738.27-163,122.22-63,167.38

Finding the Fourth Proportional to 108,738.27, 163,122.22 and 63,167.38

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Solution

The fourth proportional to 108,738.27, 163,122.22 and 63,167.38 is: 94,759.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,738.27 : 163,122.22 = 63,167.38 : x
  2. Step 2: Convert to fraction form
    108,738.27/163,122.22 = 63,167.38/x
  3. Step 3: Cross multiply
    108,738.27x = 163,122.22 × 63,167.38
  4. Step 4: Simplify right side
    108,738.27x = 10,304,003,257.18
  5. Step 5: Solve for x
    x = 10,304,003,257.18/108,738.27
  6. Step 6: Final answer
    x = 94,759.68

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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.