Home / 80,569.02-120,872.34-24,409.56

Finding the Fourth Proportional to 80,569.02, 120,872.34 and 24,409.56

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Solution

The fourth proportional to 80,569.02, 120,872.34 and 24,409.56 is: 36,620.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,569.02 : 120,872.34 = 24,409.56 : x
  2. Step 2: Convert to fraction form
    80,569.02/120,872.34 = 24,409.56/x
  3. Step 3: Cross multiply
    80,569.02x = 120,872.34 × 24,409.56
  4. Step 4: Simplify right side
    80,569.02x = 2,950,440,635.57
  5. Step 5: Solve for x
    x = 2,950,440,635.57/80,569.02
  6. Step 6: Final answer
    x = 36,620.04

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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.