Home / 159,642.26-220,316.24-88,022.17

Finding the Fourth Proportional to 159,642.26, 220,316.24 and 88,022.17

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Solution

The fourth proportional to 159,642.26, 220,316.24 and 88,022.17 is: 121,476.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,642.26 : 220,316.24 = 88,022.17 : x
  2. Step 2: Convert to fraction form
    159,642.26/220,316.24 = 88,022.17/x
  3. Step 3: Cross multiply
    159,642.26x = 220,316.24 × 88,022.17
  4. Step 4: Simplify right side
    159,642.26x = 19,392,711,989.35
  5. Step 5: Solve for x
    x = 19,392,711,989.35/159,642.26
  6. Step 6: Final answer
    x = 121,476.06

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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.