Home / 236,321.28-326,010.60-159,867

Finding the Fourth Proportional to 236,321.28, 326,010.60 and 159,867

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Solution

The fourth proportional to 236,321.28, 326,010.60 and 159,867 is: 220,540.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,321.28 : 326,010.60 = 159,867 : x
  2. Step 2: Convert to fraction form
    236,321.28/326,010.60 = 159,867/x
  3. Step 3: Cross multiply
    236,321.28x = 326,010.60 × 159,867
  4. Step 4: Simplify right side
    236,321.28x = 52,118,336,590.20
  5. Step 5: Solve for x
    x = 52,118,336,590.20/236,321.28
  6. Step 6: Final answer
    x = 220,540.18

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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.