Home / 88,905.20-133,356.88-22,343.85

Finding the Fourth Proportional to 88,905.20, 133,356.88 and 22,343.85

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Solution

The fourth proportional to 88,905.20, 133,356.88 and 22,343.85 is: 33,515.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,905.20 : 133,356.88 = 22,343.85 : x
  2. Step 2: Convert to fraction form
    88,905.20/133,356.88 = 22,343.85/x
  3. Step 3: Cross multiply
    88,905.20x = 133,356.88 × 22,343.85
  4. Step 4: Simplify right side
    88,905.20x = 2,979,706,151.12
  5. Step 5: Solve for x
    x = 2,979,706,151.12/88,905.20
  6. Step 6: Final answer
    x = 33,515.55

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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.