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Finding the Fourth Proportional to 55,729.80, 83,593.73 and 22,449.01

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Solution

The fourth proportional to 55,729.80, 83,593.73 and 22,449.01 is: 33,673.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,729.80 : 83,593.73 = 22,449.01 : x
  2. Step 2: Convert to fraction form
    55,729.80/83,593.73 = 22,449.01/x
  3. Step 3: Cross multiply
    55,729.80x = 83,593.73 × 22,449.01
  4. Step 4: Simplify right side
    55,729.80x = 1,876,596,862.69
  5. Step 5: Solve for x
    x = 1,876,596,862.69/55,729.80
  6. Step 6: Final answer
    x = 33,673.13

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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.