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Finding the Fourth Proportional to 79,107.20, 118,642.08 and 22,932.48

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Solution

The fourth proportional to 79,107.20, 118,642.08 and 22,932.48 is: 34,393.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,107.20 : 118,642.08 = 22,932.48 : x
  2. Step 2: Convert to fraction form
    79,107.20/118,642.08 = 22,932.48/x
  3. Step 3: Cross multiply
    79,107.20x = 118,642.08 × 22,932.48
  4. Step 4: Simplify right side
    79,107.20x = 2,720,757,126.76
  5. Step 5: Solve for x
    x = 2,720,757,126.76/79,107.20
  6. Step 6: Final answer
    x = 34,393.29

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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.