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Finding the Fourth Proportional to 50,191.92, 69,262.65 and 30,060

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Solution

The fourth proportional to 50,191.92, 69,262.65 and 30,060 is: 41,481.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,191.92 : 69,262.65 = 30,060 : x
  2. Step 2: Convert to fraction form
    50,191.92/69,262.65 = 30,060/x
  3. Step 3: Cross multiply
    50,191.92x = 69,262.65 × 30,060
  4. Step 4: Simplify right side
    50,191.92x = 2,082,035,259.00
  5. Step 5: Solve for x
    x = 2,082,035,259.00/50,191.92
  6. Step 6: Final answer
    x = 41,481.48

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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.