Home / 269,562.14-404,274.02-79,977.66

Finding the Fourth Proportional to 269,562.14, 404,274.02 and 79,977.66

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Solution

The fourth proportional to 269,562.14, 404,274.02 and 79,977.66 is: 119,945.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,562.14 : 404,274.02 = 79,977.66 : x
  2. Step 2: Convert to fraction form
    269,562.14/404,274.02 = 79,977.66/x
  3. Step 3: Cross multiply
    269,562.14x = 404,274.02 × 79,977.66
  4. Step 4: Simplify right side
    269,562.14x = 32,332,890,447.87
  5. Step 5: Solve for x
    x = 32,332,890,447.87/269,562.14
  6. Step 6: Final answer
    x = 119,945.96

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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.