Home / 52,121.97-71,934.89-29,461.95

Finding the Fourth Proportional to 52,121.97, 71,934.89 and 29,461.95

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Solution

The fourth proportional to 52,121.97, 71,934.89 and 29,461.95 is: 40,661.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,121.97 : 71,934.89 = 29,461.95 : x
  2. Step 2: Convert to fraction form
    52,121.97/71,934.89 = 29,461.95/x
  3. Step 3: Cross multiply
    52,121.97x = 71,934.89 × 29,461.95
  4. Step 4: Simplify right side
    52,121.97x = 2,119,341,985.13
  5. Step 5: Solve for x
    x = 2,119,341,985.13/52,121.97
  6. Step 6: Final answer
    x = 40,661.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.