Home / 74,086.75-111,139.89-24,149.35

Finding the Fourth Proportional to 74,086.75, 111,139.89 and 24,149.35

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Solution

The fourth proportional to 74,086.75, 111,139.89 and 24,149.35 is: 36,227.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,086.75 : 111,139.89 = 24,149.35 : x
  2. Step 2: Convert to fraction form
    74,086.75/111,139.89 = 24,149.35/x
  3. Step 3: Cross multiply
    74,086.75x = 111,139.89 × 24,149.35
  4. Step 4: Simplify right side
    74,086.75x = 2,683,956,102.57
  5. Step 5: Solve for x
    x = 2,683,956,102.57/74,086.75
  6. Step 6: Final answer
    x = 36,227.21

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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.