Home / 99,677.46-149,578.44-40,513.11

Finding the Fourth Proportional to 99,677.46, 149,578.44 and 40,513.11

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Solution

The fourth proportional to 99,677.46, 149,578.44 and 40,513.11 is: 60,794.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,677.46 : 149,578.44 = 40,513.11 : x
  2. Step 2: Convert to fraction form
    99,677.46/149,578.44 = 40,513.11/x
  3. Step 3: Cross multiply
    99,677.46x = 149,578.44 × 40,513.11
  4. Step 4: Simplify right side
    99,677.46x = 6,059,887,793.35
  5. Step 5: Solve for x
    x = 6,059,887,793.35/99,677.46
  6. Step 6: Final answer
    x = 60,794.97

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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.