Home / 80,999.31-111,773.82-44,701.08

Finding the Fourth Proportional to 80,999.31, 111,773.82 and 44,701.08

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Solution

The fourth proportional to 80,999.31, 111,773.82 and 44,701.08 is: 61,684.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,999.31 : 111,773.82 = 44,701.08 : x
  2. Step 2: Convert to fraction form
    80,999.31/111,773.82 = 44,701.08/x
  3. Step 3: Cross multiply
    80,999.31x = 111,773.82 × 44,701.08
  4. Step 4: Simplify right side
    80,999.31x = 4,996,410,846.93
  5. Step 5: Solve for x
    x = 4,996,410,846.93/80,999.31
  6. Step 6: Final answer
    x = 61,684.61

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1.5x scale

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.