Home / 99,414.81-149,145.28-32,850.90

Finding the Fourth Proportional to 99,414.81, 149,145.28 and 32,850.90

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Solution

The fourth proportional to 99,414.81, 149,145.28 and 32,850.90 is: 49,283.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,414.81 : 149,145.28 = 32,850.90 : x
  2. Step 2: Convert to fraction form
    99,414.81/149,145.28 = 32,850.90/x
  3. Step 3: Cross multiply
    99,414.81x = 149,145.28 × 32,850.90
  4. Step 4: Simplify right side
    99,414.81x = 4,899,556,596.62
  5. Step 5: Solve for x
    x = 4,899,556,596.62/99,414.81
  6. Step 6: Final answer
    x = 49,283.97

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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.