Home / 66,132.24-99,178.92-36,544.56

Finding the Fourth Proportional to 66,132.24, 99,178.92 and 36,544.56

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Solution

The fourth proportional to 66,132.24, 99,178.92 and 36,544.56 is: 54,806.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,132.24 : 99,178.92 = 36,544.56 : x
  2. Step 2: Convert to fraction form
    66,132.24/99,178.92 = 36,544.56/x
  3. Step 3: Cross multiply
    66,132.24x = 99,178.92 × 36,544.56
  4. Step 4: Simplify right side
    66,132.24x = 3,624,449,992.68
  5. Step 5: Solve for x
    x = 3,624,449,992.68/66,132.24
  6. Step 6: Final answer
    x = 54,806.10

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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.