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Finding the Fourth Proportional to 274,226.48, 411,348.82 and 94,310.12

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Solution

The fourth proportional to 274,226.48, 411,348.82 and 94,310.12 is: 141,468.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,226.48 : 411,348.82 = 94,310.12 : x
  2. Step 2: Convert to fraction form
    274,226.48/411,348.82 = 94,310.12/x
  3. Step 3: Cross multiply
    274,226.48x = 411,348.82 × 94,310.12
  4. Step 4: Simplify right side
    274,226.48x = 38,794,356,576.06
  5. Step 5: Solve for x
    x = 38,794,356,576.06/274,226.48
  6. Step 6: Final answer
    x = 141,468.31

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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.