Home / 99,626.14-149,410.05-82,052.38

Finding the Fourth Proportional to 99,626.14, 149,410.05 and 82,052.38

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Solution

The fourth proportional to 99,626.14, 149,410.05 and 82,052.38 is: 123,054.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,626.14 : 149,410.05 = 82,052.38 : x
  2. Step 2: Convert to fraction form
    99,626.14/149,410.05 = 82,052.38/x
  3. Step 3: Cross multiply
    99,626.14x = 149,410.05 × 82,052.38
  4. Step 4: Simplify right side
    99,626.14x = 12,259,450,198.42
  5. Step 5: Solve for x
    x = 12,259,450,198.42/99,626.14
  6. Step 6: Final answer
    x = 123,054.55

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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.