Home / 80,534.30-111,138.84-44,727.66

Finding the Fourth Proportional to 80,534.30, 111,138.84 and 44,727.66

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Solution

The fourth proportional to 80,534.30, 111,138.84 and 44,727.66 is: 61,725.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,534.30 : 111,138.84 = 44,727.66 : x
  2. Step 2: Convert to fraction form
    80,534.30/111,138.84 = 44,727.66/x
  3. Step 3: Cross multiply
    80,534.30x = 111,138.84 × 44,727.66
  4. Step 4: Simplify right side
    80,534.30x = 4,970,980,414.34
  5. Step 5: Solve for x
    x = 4,970,980,414.34/80,534.30
  6. Step 6: Final answer
    x = 61,725.01

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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.