Home / 80,705.73-111,378.02-44,896.44

Finding the Fourth Proportional to 80,705.73, 111,378.02 and 44,896.44

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Solution

The fourth proportional to 80,705.73, 111,378.02 and 44,896.44 is: 61,959.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,705.73 : 111,378.02 = 44,896.44 : x
  2. Step 2: Convert to fraction form
    80,705.73/111,378.02 = 44,896.44/x
  3. Step 3: Cross multiply
    80,705.73x = 111,378.02 × 44,896.44
  4. Step 4: Simplify right side
    80,705.73x = 5,000,476,592.25
  5. Step 5: Solve for x
    x = 5,000,476,592.25/80,705.73
  6. Step 6: Final answer
    x = 61,959.38

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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.