Home / 74,123.11-111,198.49-26,096.59

Finding the Fourth Proportional to 74,123.11, 111,198.49 and 26,096.59

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Solution

The fourth proportional to 74,123.11, 111,198.49 and 26,096.59 is: 39,149.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,123.11 : 111,198.49 = 26,096.59 : x
  2. Step 2: Convert to fraction form
    74,123.11/111,198.49 = 26,096.59/x
  3. Step 3: Cross multiply
    74,123.11x = 111,198.49 × 26,096.59
  4. Step 4: Simplify right side
    74,123.11x = 2,901,901,475.91
  5. Step 5: Solve for x
    x = 2,901,901,475.91/74,123.11
  6. Step 6: Final answer
    x = 39,149.75

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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.