Home / 69,177.02-103,780.11-22,426.25

Finding the Fourth Proportional to 69,177.02, 103,780.11 and 22,426.25

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Solution

The fourth proportional to 69,177.02, 103,780.11 and 22,426.25 is: 33,644.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,177.02 : 103,780.11 = 22,426.25 : x
  2. Step 2: Convert to fraction form
    69,177.02/103,780.11 = 22,426.25/x
  3. Step 3: Cross multiply
    69,177.02x = 103,780.11 × 22,426.25
  4. Step 4: Simplify right side
    69,177.02x = 2,327,398,691.89
  5. Step 5: Solve for x
    x = 2,327,398,691.89/69,177.02
  6. Step 6: Final answer
    x = 33,644.10

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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.