Home / 80,828.82-111,539.34-44,523.15

Finding the Fourth Proportional to 80,828.82, 111,539.34 and 44,523.15

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Solution

The fourth proportional to 80,828.82, 111,539.34 and 44,523.15 is: 61,439.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,828.82 : 111,539.34 = 44,523.15 : x
  2. Step 2: Convert to fraction form
    80,828.82/111,539.34 = 44,523.15/x
  3. Step 3: Cross multiply
    80,828.82x = 111,539.34 × 44,523.15
  4. Step 4: Simplify right side
    80,828.82x = 4,966,082,765.72
  5. Step 5: Solve for x
    x = 4,966,082,765.72/80,828.82
  6. Step 6: Final answer
    x = 61,439.51

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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.