Home / 321,826.80-482,896.99-132,344.10

Finding the Fourth Proportional to 321,826.80, 482,896.99 and 132,344.10

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Solution

The fourth proportional to 321,826.80, 482,896.99 and 132,344.10 is: 198,580.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,826.80 : 482,896.99 = 132,344.10 : x
  2. Step 2: Convert to fraction form
    321,826.80/482,896.99 = 132,344.10/x
  3. Step 3: Cross multiply
    321,826.80x = 482,896.99 × 132,344.10
  4. Step 4: Simplify right side
    321,826.80x = 63,908,567,534.26
  5. Step 5: Solve for x
    x = 63,908,567,534.26/321,826.80
  6. Step 6: Final answer
    x = 198,580.63

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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.