Home / 74,079.28-111,079.11-23,469.02

Finding the Fourth Proportional to 74,079.28, 111,079.11 and 23,469.02

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Solution

The fourth proportional to 74,079.28, 111,079.11 and 23,469.02 is: 35,190.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,079.28 : 111,079.11 = 23,469.02 : x
  2. Step 2: Convert to fraction form
    74,079.28/111,079.11 = 23,469.02/x
  3. Step 3: Cross multiply
    74,079.28x = 111,079.11 × 23,469.02
  4. Step 4: Simplify right side
    74,079.28x = 2,606,917,854.17
  5. Step 5: Solve for x
    x = 2,606,917,854.17/74,079.28
  6. Step 6: Final answer
    x = 35,190.92

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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.