Home / 170,645.42-235,474.35-95,198.78

Finding the Fourth Proportional to 170,645.42, 235,474.35 and 95,198.78

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Solution

The fourth proportional to 170,645.42, 235,474.35 and 95,198.78 is: 131,365.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,645.42 : 235,474.35 = 95,198.78 : x
  2. Step 2: Convert to fraction form
    170,645.42/235,474.35 = 95,198.78/x
  3. Step 3: Cross multiply
    170,645.42x = 235,474.35 × 95,198.78
  4. Step 4: Simplify right side
    170,645.42x = 22,416,870,841.29
  5. Step 5: Solve for x
    x = 22,416,870,841.29/170,645.42
  6. Step 6: Final answer
    x = 131,365.21

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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.