Home / 72,124.43-108,163.55-24,082.72

Finding the Fourth Proportional to 72,124.43, 108,163.55 and 24,082.72

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Solution

The fourth proportional to 72,124.43, 108,163.55 and 24,082.72 is: 36,116.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,124.43 : 108,163.55 = 24,082.72 : x
  2. Step 2: Convert to fraction form
    72,124.43/108,163.55 = 24,082.72/x
  3. Step 3: Cross multiply
    72,124.43x = 108,163.55 × 24,082.72
  4. Step 4: Simplify right side
    72,124.43x = 2,604,872,278.65
  5. Step 5: Solve for x
    x = 2,604,872,278.65/72,124.43
  6. Step 6: Final answer
    x = 36,116.37

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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.