Home / 66,264.06-99,375.02-21,882.54

Finding the Fourth Proportional to 66,264.06, 99,375.02 and 21,882.54

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Solution

The fourth proportional to 66,264.06, 99,375.02 and 21,882.54 is: 32,816.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,264.06 : 99,375.02 = 21,882.54 : x
  2. Step 2: Convert to fraction form
    66,264.06/99,375.02 = 21,882.54/x
  3. Step 3: Cross multiply
    66,264.06x = 99,375.02 × 21,882.54
  4. Step 4: Simplify right side
    66,264.06x = 2,174,577,850.15
  5. Step 5: Solve for x
    x = 2,174,577,850.15/66,264.06
  6. Step 6: Final answer
    x = 32,816.85

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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.