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Finding the Fourth Proportional to 193,397.46, 290,046.97 and 60,252.90

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Solution

The fourth proportional to 193,397.46, 290,046.97 and 60,252.90 is: 90,364.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,397.46 : 290,046.97 = 60,252.90 : x
  2. Step 2: Convert to fraction form
    193,397.46/290,046.97 = 60,252.90/x
  3. Step 3: Cross multiply
    193,397.46x = 290,046.97 × 60,252.90
  4. Step 4: Simplify right side
    193,397.46x = 17,476,171,078.71
  5. Step 5: Solve for x
    x = 17,476,171,078.71/193,397.46
  6. Step 6: Final answer
    x = 90,364.02

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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.