Home / 80,960.11-121,448.26-24,799.57

Finding the Fourth Proportional to 80,960.11, 121,448.26 and 24,799.57

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Solution

The fourth proportional to 80,960.11, 121,448.26 and 24,799.57 is: 37,201.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,960.11 : 121,448.26 = 24,799.57 : x
  2. Step 2: Convert to fraction form
    80,960.11/121,448.26 = 24,799.57/x
  3. Step 3: Cross multiply
    80,960.11x = 121,448.26 × 24,799.57
  4. Step 4: Simplify right side
    80,960.11x = 3,011,863,894.01
  5. Step 5: Solve for x
    x = 3,011,863,894.01/80,960.11
  6. Step 6: Final answer
    x = 37,201.83

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1.5x scale

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.