Home / 80,474.15-111,061.31-44,671.07

Finding the Fourth Proportional to 80,474.15, 111,061.31 and 44,671.07

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Solution

The fourth proportional to 80,474.15, 111,061.31 and 44,671.07 is: 61,649.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,474.15 : 111,061.31 = 44,671.07 : x
  2. Step 2: Convert to fraction form
    80,474.15/111,061.31 = 44,671.07/x
  3. Step 3: Cross multiply
    80,474.15x = 111,061.31 × 44,671.07
  4. Step 4: Simplify right side
    80,474.15x = 4,961,226,774.64
  5. Step 5: Solve for x
    x = 4,961,226,774.64/80,474.15
  6. Step 6: Final answer
    x = 61,649.95

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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.