Home / 66,544.67-99,855.28-27,102.13

Finding the Fourth Proportional to 66,544.67, 99,855.28 and 27,102.13

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Solution

The fourth proportional to 66,544.67, 99,855.28 and 27,102.13 is: 40,668.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,544.67 : 99,855.28 = 27,102.13 : x
  2. Step 2: Convert to fraction form
    66,544.67/99,855.28 = 27,102.13/x
  3. Step 3: Cross multiply
    66,544.67x = 99,855.28 × 27,102.13
  4. Step 4: Simplify right side
    66,544.67x = 2,706,290,563.99
  5. Step 5: Solve for x
    x = 2,706,290,563.99/66,544.67
  6. Step 6: Final answer
    x = 40,668.78

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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.