Home / 80,534.98-111,141.99-44,725.15

Finding the Fourth Proportional to 80,534.98, 111,141.99 and 44,725.15

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Solution

The fourth proportional to 80,534.98, 111,141.99 and 44,725.15 is: 61,722.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,534.98 : 111,141.99 = 44,725.15 : x
  2. Step 2: Convert to fraction form
    80,534.98/111,141.99 = 44,725.15/x
  3. Step 3: Cross multiply
    80,534.98x = 111,141.99 × 44,725.15
  4. Step 4: Simplify right side
    80,534.98x = 4,970,842,174.05
  5. Step 5: Solve for x
    x = 4,970,842,174.05/80,534.98
  6. Step 6: Final answer
    x = 61,722.77

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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.