Home / 75,711.38-113,578.06-23,114.04

Finding the Fourth Proportional to 75,711.38, 113,578.06 and 23,114.04

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Solution

The fourth proportional to 75,711.38, 113,578.06 and 23,114.04 is: 34,674.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,711.38 : 113,578.06 = 23,114.04 : x
  2. Step 2: Convert to fraction form
    75,711.38/113,578.06 = 23,114.04/x
  3. Step 3: Cross multiply
    75,711.38x = 113,578.06 × 23,114.04
  4. Step 4: Simplify right side
    75,711.38x = 2,625,247,821.96
  5. Step 5: Solve for x
    x = 2,625,247,821.96/75,711.38
  6. Step 6: Final answer
    x = 34,674.42

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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.