Home / 99,772.44-149,658.21-33,212.46

Finding the Fourth Proportional to 99,772.44, 149,658.21 and 33,212.46

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Solution

The fourth proportional to 99,772.44, 149,658.21 and 33,212.46 is: 49,818.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,772.44 : 149,658.21 = 33,212.46 : x
  2. Step 2: Convert to fraction form
    99,772.44/149,658.21 = 33,212.46/x
  3. Step 3: Cross multiply
    99,772.44x = 149,658.21 × 33,212.46
  4. Step 4: Simplify right side
    99,772.44x = 4,970,517,313.30
  5. Step 5: Solve for x
    x = 4,970,517,313.30/99,772.44
  6. Step 6: Final answer
    x = 49,818.54

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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.