Home / 159,684.48-220,366.17-88,067.25

Finding the Fourth Proportional to 159,684.48, 220,366.17 and 88,067.25

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Solution

The fourth proportional to 159,684.48, 220,366.17 and 88,067.25 is: 121,533.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,684.48 : 220,366.17 = 88,067.25 : x
  2. Step 2: Convert to fraction form
    159,684.48/220,366.17 = 88,067.25/x
  3. Step 3: Cross multiply
    159,684.48x = 220,366.17 × 88,067.25
  4. Step 4: Simplify right side
    159,684.48x = 19,407,042,584.93
  5. Step 5: Solve for x
    x = 19,407,042,584.93/159,684.48
  6. Step 6: Final answer
    x = 121,533.68

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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.