Home / 80,278.46-110,787.40-44,467.76

Finding the Fourth Proportional to 80,278.46, 110,787.40 and 44,467.76

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Solution

The fourth proportional to 80,278.46, 110,787.40 and 44,467.76 is: 61,367.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,278.46 : 110,787.40 = 44,467.76 : x
  2. Step 2: Convert to fraction form
    80,278.46/110,787.40 = 44,467.76/x
  3. Step 3: Cross multiply
    80,278.46x = 110,787.40 × 44,467.76
  4. Step 4: Simplify right side
    80,278.46x = 4,926,467,514.22
  5. Step 5: Solve for x
    x = 4,926,467,514.22/80,278.46
  6. Step 6: Final answer
    x = 61,367.24

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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.