Home / 149,323.11-206,066.18-88,895.85

Finding the Fourth Proportional to 149,323.11, 206,066.18 and 88,895.85

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Solution

The fourth proportional to 149,323.11, 206,066.18 and 88,895.85 is: 122,676.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,323.11 : 206,066.18 = 88,895.85 : x
  2. Step 2: Convert to fraction form
    149,323.11/206,066.18 = 88,895.85/x
  3. Step 3: Cross multiply
    149,323.11x = 206,066.18 × 88,895.85
  4. Step 4: Simplify right side
    149,323.11x = 18,318,427,782.87
  5. Step 5: Solve for x
    x = 18,318,427,782.87/149,323.11
  6. Step 6: Final answer
    x = 122,676.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.