Home / 52,229.09-72,080.61-29,572.08

Finding the Fourth Proportional to 52,229.09, 72,080.61 and 29,572.08

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Solution

The fourth proportional to 52,229.09, 72,080.61 and 29,572.08 is: 40,811.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,229.09 : 72,080.61 = 29,572.08 : x
  2. Step 2: Convert to fraction form
    52,229.09/72,080.61 = 29,572.08/x
  3. Step 3: Cross multiply
    52,229.09x = 72,080.61 × 29,572.08
  4. Step 4: Simplify right side
    52,229.09x = 2,131,573,057.11
  5. Step 5: Solve for x
    x = 2,131,573,057.11/52,229.09
  6. Step 6: Final answer
    x = 40,811.99

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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.