Home / 99,620.32-149,374.94-33,024.20

Finding the Fourth Proportional to 99,620.32, 149,374.94 and 33,024.20

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Solution

The fourth proportional to 99,620.32, 149,374.94 and 33,024.20 is: 49,517.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,620.32 : 149,374.94 = 33,024.20 : x
  2. Step 2: Convert to fraction form
    99,620.32/149,374.94 = 33,024.20/x
  3. Step 3: Cross multiply
    99,620.32x = 149,374.94 × 33,024.20
  4. Step 4: Simplify right side
    99,620.32x = 4,932,987,893.55
  5. Step 5: Solve for x
    x = 4,932,987,893.55/99,620.32
  6. Step 6: Final answer
    x = 49,517.89

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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.