Home / 67,634.06-101,422.83-20,232.05

Finding the Fourth Proportional to 67,634.06, 101,422.83 and 20,232.05

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Solution

The fourth proportional to 67,634.06, 101,422.83 and 20,232.05 is: 30,339.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,634.06 : 101,422.83 = 20,232.05 : x
  2. Step 2: Convert to fraction form
    67,634.06/101,422.83 = 20,232.05/x
  3. Step 3: Cross multiply
    67,634.06x = 101,422.83 × 20,232.05
  4. Step 4: Simplify right side
    67,634.06x = 2,051,991,336.46
  5. Step 5: Solve for x
    x = 2,051,991,336.46/67,634.06
  6. Step 6: Final answer
    x = 30,339.62

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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.