Home / 80,799.24-121,176.18-30,844.92

Finding the Fourth Proportional to 80,799.24, 121,176.18 and 30,844.92

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Solution

The fourth proportional to 80,799.24, 121,176.18 and 30,844.92 is: 46,258.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,799.24 : 121,176.18 = 30,844.92 : x
  2. Step 2: Convert to fraction form
    80,799.24/121,176.18 = 30,844.92/x
  3. Step 3: Cross multiply
    80,799.24x = 121,176.18 × 30,844.92
  4. Step 4: Simplify right side
    80,799.24x = 3,737,669,578.01
  5. Step 5: Solve for x
    x = 3,737,669,578.01/80,799.24
  6. Step 6: Final answer
    x = 46,258.72

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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.