Home / 71,287.13-98,376.24-41,479.13

Finding the Fourth Proportional to 71,287.13, 98,376.24 and 41,479.13

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Solution

The fourth proportional to 71,287.13, 98,376.24 and 41,479.13 is: 57,241.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,287.13 : 98,376.24 = 41,479.13 : x
  2. Step 2: Convert to fraction form
    71,287.13/98,376.24 = 41,479.13/x
  3. Step 3: Cross multiply
    71,287.13x = 98,376.24 × 41,479.13
  4. Step 4: Simplify right side
    71,287.13x = 4,080,560,847.87
  5. Step 5: Solve for x
    x = 4,080,560,847.87/71,287.13
  6. Step 6: Final answer
    x = 57,241.20

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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.