Home / 80,535.66-111,144.15-44,725.92

Finding the Fourth Proportional to 80,535.66, 111,144.15 and 44,725.92

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Solution

The fourth proportional to 80,535.66, 111,144.15 and 44,725.92 is: 61,724.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,535.66 : 111,144.15 = 44,725.92 : x
  2. Step 2: Convert to fraction form
    80,535.66/111,144.15 = 44,725.92/x
  3. Step 3: Cross multiply
    80,535.66x = 111,144.15 × 44,725.92
  4. Step 4: Simplify right side
    80,535.66x = 4,971,024,361.37
  5. Step 5: Solve for x
    x = 4,971,024,361.37/80,535.66
  6. Step 6: Final answer
    x = 61,724.51

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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.