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Finding the Fourth Proportional to 321,373.38, 482,092.02 and 119,023.59

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Solution

The fourth proportional to 321,373.38, 482,092.02 and 119,023.59 is: 178,547.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,373.38 : 482,092.02 = 119,023.59 : x
  2. Step 2: Convert to fraction form
    321,373.38/482,092.02 = 119,023.59/x
  3. Step 3: Cross multiply
    321,373.38x = 482,092.02 × 119,023.59
  4. Step 4: Simplify right side
    321,373.38x = 57,380,322,930.75
  5. Step 5: Solve for x
    x = 57,380,322,930.75/321,373.38
  6. Step 6: Final answer
    x = 178,547.22

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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.