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Finding the Fourth Proportional to 79,043.88, 118,572 and 22,884.82

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Solution

The fourth proportional to 79,043.88, 118,572 and 22,884.82 is: 34,329.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,043.88 : 118,572 = 22,884.82 : x
  2. Step 2: Convert to fraction form
    79,043.88/118,572 = 22,884.82/x
  3. Step 3: Cross multiply
    79,043.88x = 118,572 × 22,884.82
  4. Step 4: Simplify right side
    79,043.88x = 2,713,498,877.04
  5. Step 5: Solve for x
    x = 2,713,498,877.04/79,043.88
  6. Step 6: Final answer
    x = 34,329.02

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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.