Home / 240,872.16-361,314.12-80,950.44

Finding the Fourth Proportional to 240,872.16, 361,314.12 and 80,950.44

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Solution

The fourth proportional to 240,872.16, 361,314.12 and 80,950.44 is: 121,427.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,872.16 : 361,314.12 = 80,950.44 : x
  2. Step 2: Convert to fraction form
    240,872.16/361,314.12 = 80,950.44/x
  3. Step 3: Cross multiply
    240,872.16x = 361,314.12 × 80,950.44
  4. Step 4: Simplify right side
    240,872.16x = 29,248,536,162.97
  5. Step 5: Solve for x
    x = 29,248,536,162.97/240,872.16
  6. Step 6: Final answer
    x = 121,427.64

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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.