Home / 88,780.80-133,171.56-22,220.73

Finding the Fourth Proportional to 88,780.80, 133,171.56 and 22,220.73

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Solution

The fourth proportional to 88,780.80, 133,171.56 and 22,220.73 is: 33,331.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,780.80 : 133,171.56 = 22,220.73 : x
  2. Step 2: Convert to fraction form
    88,780.80/133,171.56 = 22,220.73/x
  3. Step 3: Cross multiply
    88,780.80x = 133,171.56 × 22,220.73
  4. Step 4: Simplify right side
    88,780.80x = 2,959,169,278.44
  5. Step 5: Solve for x
    x = 2,959,169,278.44/88,780.80
  6. Step 6: Final answer
    x = 33,331.19

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1.5x scale

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.