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Finding the Fourth Proportional to 79,672.41, 119,512.59 and 22,754.76

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Solution

The fourth proportional to 79,672.41, 119,512.59 and 22,754.76 is: 34,133.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,672.41 : 119,512.59 = 22,754.76 : x
  2. Step 2: Convert to fraction form
    79,672.41/119,512.59 = 22,754.76/x
  3. Step 3: Cross multiply
    79,672.41x = 119,512.59 × 22,754.76
  4. Step 4: Simplify right side
    79,672.41x = 2,719,480,302.43
  5. Step 5: Solve for x
    x = 2,719,480,302.43/79,672.41
  6. Step 6: Final answer
    x = 34,133.28

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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.