Home / 163,171.26-244,529.10-88,129.71

Finding the Fourth Proportional to 163,171.26, 244,529.10 and 88,129.71

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Solution

The fourth proportional to 163,171.26, 244,529.10 and 88,129.71 is: 132,071.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,171.26 : 244,529.10 = 88,129.71 : x
  2. Step 2: Convert to fraction form
    163,171.26/244,529.10 = 88,129.71/x
  3. Step 3: Cross multiply
    163,171.26x = 244,529.10 × 88,129.71
  4. Step 4: Simplify right side
    163,171.26x = 21,550,278,669.56
  5. Step 5: Solve for x
    x = 21,550,278,669.56/163,171.26
  6. Step 6: Final answer
    x = 132,071.53

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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.