Home / 232,211.80-320,481.93-136,727.38

Finding the Fourth Proportional to 232,211.80, 320,481.93 and 136,727.38

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Solution

The fourth proportional to 232,211.80, 320,481.93 and 136,727.38 is: 188,701.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,211.80 : 320,481.93 = 136,727.38 : x
  2. Step 2: Convert to fraction form
    232,211.80/320,481.93 = 136,727.38/x
  3. Step 3: Cross multiply
    232,211.80x = 320,481.93 × 136,727.38
  4. Step 4: Simplify right side
    232,211.80x = 43,818,654,626.24
  5. Step 5: Solve for x
    x = 43,818,654,626.24/232,211.80
  6. Step 6: Final answer
    x = 188,701.24

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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.