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Finding the Fourth Proportional to 48,954, 67,556.52 and 29,082

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Solution

The fourth proportional to 48,954, 67,556.52 and 29,082 is: 40,133.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,954 : 67,556.52 = 29,082 : x
  2. Step 2: Convert to fraction form
    48,954/67,556.52 = 29,082/x
  3. Step 3: Cross multiply
    48,954x = 67,556.52 × 29,082
  4. Step 4: Simplify right side
    48,954x = 1,964,678,714.64
  5. Step 5: Solve for x
    x = 1,964,678,714.64/48,954
  6. Step 6: Final answer
    x = 40,133.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.