Home / 66,146.24-91,282.73-35,932.10

Finding the Fourth Proportional to 66,146.24, 91,282.73 and 35,932.10

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Solution

The fourth proportional to 66,146.24, 91,282.73 and 35,932.10 is: 49,586.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,146.24 : 91,282.73 = 35,932.10 : x
  2. Step 2: Convert to fraction form
    66,146.24/91,282.73 = 35,932.10/x
  3. Step 3: Cross multiply
    66,146.24x = 91,282.73 × 35,932.10
  4. Step 4: Simplify right side
    66,146.24x = 3,279,979,546.56
  5. Step 5: Solve for x
    x = 3,279,979,546.56/66,146.24
  6. Step 6: Final answer
    x = 49,586.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.