Home / 112,750.92-155,242.20-95,719.88

Finding the Fourth Proportional to 112,750.92, 155,242.20 and 95,719.88

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Solution

The fourth proportional to 112,750.92, 155,242.20 and 95,719.88 is: 131,792.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,750.92 : 155,242.20 = 95,719.88 : x
  2. Step 2: Convert to fraction form
    112,750.92/155,242.20 = 95,719.88/x
  3. Step 3: Cross multiply
    112,750.92x = 155,242.20 × 95,719.88
  4. Step 4: Simplify right side
    112,750.92x = 14,859,764,754.94
  5. Step 5: Solve for x
    x = 14,859,764,754.94/112,750.92
  6. Step 6: Final answer
    x = 131,792.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.