Home / 115,082.88-172,656.72-44,982.24

Finding the Fourth Proportional to 115,082.88, 172,656.72 and 44,982.24

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Solution

The fourth proportional to 115,082.88, 172,656.72 and 44,982.24 is: 67,486.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,082.88 : 172,656.72 = 44,982.24 : x
  2. Step 2: Convert to fraction form
    115,082.88/172,656.72 = 44,982.24/x
  3. Step 3: Cross multiply
    115,082.88x = 172,656.72 × 44,982.24
  4. Step 4: Simplify right side
    115,082.88x = 7,766,486,016.65
  5. Step 5: Solve for x
    x = 7,766,486,016.65/115,082.88
  6. Step 6: Final answer
    x = 67,486.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.