Home / 221,844.70-332,329.65-132,833.80

Finding the Fourth Proportional to 221,844.70, 332,329.65 and 132,833.80

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Solution

The fourth proportional to 221,844.70, 332,329.65 and 132,833.80 is: 198,988.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,844.70 : 332,329.65 = 132,833.80 : x
  2. Step 2: Convert to fraction form
    221,844.70/332,329.65 = 132,833.80/x
  3. Step 3: Cross multiply
    221,844.70x = 332,329.65 × 132,833.80
  4. Step 4: Simplify right side
    221,844.70x = 44,144,610,262.17
  5. Step 5: Solve for x
    x = 44,144,610,262.17/221,844.70
  6. Step 6: Final answer
    x = 198,988.80

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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.