Home / 321,731.80-482,601.38-97,094.18

Finding the Fourth Proportional to 321,731.80, 482,601.38 and 97,094.18

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Solution

The fourth proportional to 321,731.80, 482,601.38 and 97,094.18 is: 145,642.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,731.80 : 482,601.38 = 97,094.18 : x
  2. Step 2: Convert to fraction form
    321,731.80/482,601.38 = 97,094.18/x
  3. Step 3: Cross multiply
    321,731.80x = 482,601.38 × 97,094.18
  4. Step 4: Simplify right side
    321,731.80x = 46,857,785,257.97
  5. Step 5: Solve for x
    x = 46,857,785,257.97/321,731.80
  6. Step 6: Final answer
    x = 145,642.38

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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.