Home / 103,680.33-155,520.50-33,566.73

Finding the Fourth Proportional to 103,680.33, 155,520.50 and 33,566.73

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Solution

The fourth proportional to 103,680.33, 155,520.50 and 33,566.73 is: 50,350.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,680.33 : 155,520.50 = 33,566.73 : x
  2. Step 2: Convert to fraction form
    103,680.33/155,520.50 = 33,566.73/x
  3. Step 3: Cross multiply
    103,680.33x = 155,520.50 × 33,566.73
  4. Step 4: Simplify right side
    103,680.33x = 5,220,314,632.97
  5. Step 5: Solve for x
    x = 5,220,314,632.97/103,680.33
  6. Step 6: Final answer
    x = 50,350.10

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Double scale
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Similar ratio
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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.