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Finding the Fourth Proportional to 94,490.49, 141,689.62 and 41,227.49

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Solution

The fourth proportional to 94,490.49, 141,689.62 and 41,227.49 is: 61,821.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,490.49 : 141,689.62 = 41,227.49 : x
  2. Step 2: Convert to fraction form
    94,490.49/141,689.62 = 41,227.49/x
  3. Step 3: Cross multiply
    94,490.49x = 141,689.62 × 41,227.49
  4. Step 4: Simplify right side
    94,490.49x = 5,841,507,391.65
  5. Step 5: Solve for x
    x = 5,841,507,391.65/94,490.49
  6. Step 6: Final answer
    x = 61,821.11

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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.