Home / 99,479.06-149,237.04-32,919.75

Finding the Fourth Proportional to 99,479.06, 149,237.04 and 32,919.75

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Solution

The fourth proportional to 99,479.06, 149,237.04 and 32,919.75 is: 49,385.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,479.06 : 149,237.04 = 32,919.75 : x
  2. Step 2: Convert to fraction form
    99,479.06/149,237.04 = 32,919.75/x
  3. Step 3: Cross multiply
    99,479.06x = 149,237.04 × 32,919.75
  4. Step 4: Simplify right side
    99,479.06x = 4,912,846,047.54
  5. Step 5: Solve for x
    x = 4,912,846,047.54/99,479.06
  6. Step 6: Final answer
    x = 49,385.73

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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.