Home / 99,249.19-148,873.42-43,081.96

Finding the Fourth Proportional to 99,249.19, 148,873.42 and 43,081.96

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Solution

The fourth proportional to 99,249.19, 148,873.42 and 43,081.96 is: 64,622.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,249.19 : 148,873.42 = 43,081.96 : x
  2. Step 2: Convert to fraction form
    99,249.19/148,873.42 = 43,081.96/x
  3. Step 3: Cross multiply
    99,249.19x = 148,873.42 × 43,081.96
  4. Step 4: Simplify right side
    99,249.19x = 6,413,758,725.50
  5. Step 5: Solve for x
    x = 6,413,758,725.50/99,249.19
  6. Step 6: Final answer
    x = 64,622.78

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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.