Home / 170,540.26-255,987.82-125,612.34

Finding the Fourth Proportional to 170,540.26, 255,987.82 and 125,612.34

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Solution

The fourth proportional to 170,540.26, 255,987.82 and 125,612.34 is: 188,549.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,540.26 : 255,987.82 = 125,612.34 : x
  2. Step 2: Convert to fraction form
    170,540.26/255,987.82 = 125,612.34/x
  3. Step 3: Cross multiply
    170,540.26x = 255,987.82 × 125,612.34
  4. Step 4: Simplify right side
    170,540.26x = 32,155,229,081.70
  5. Step 5: Solve for x
    x = 32,155,229,081.70/170,540.26
  6. Step 6: Final answer
    x = 188,549.20

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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.