Home / 170,867.44-256,321.68-71,095.15

Finding the Fourth Proportional to 170,867.44, 256,321.68 and 71,095.15

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Solution

The fourth proportional to 170,867.44, 256,321.68 and 71,095.15 is: 106,651.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,867.44 : 256,321.68 = 71,095.15 : x
  2. Step 2: Convert to fraction form
    170,867.44/256,321.68 = 71,095.15/x
  3. Step 3: Cross multiply
    170,867.44x = 256,321.68 × 71,095.15
  4. Step 4: Simplify right side
    170,867.44x = 18,223,228,287.85
  5. Step 5: Solve for x
    x = 18,223,228,287.85/170,867.44
  6. Step 6: Final answer
    x = 106,651.26

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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.