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Finding the Fourth Proportional to 195,591.99, 269,651.92 and 167,216.48

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Solution

The fourth proportional to 195,591.99, 269,651.92 and 167,216.48 is: 230,532.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,591.99 : 269,651.92 = 167,216.48 : x
  2. Step 2: Convert to fraction form
    195,591.99/269,651.92 = 167,216.48/x
  3. Step 3: Cross multiply
    195,591.99x = 269,651.92 × 167,216.48
  4. Step 4: Simplify right side
    195,591.99x = 45,090,244,446.07
  5. Step 5: Solve for x
    x = 45,090,244,446.07/195,591.99
  6. Step 6: Final answer
    x = 230,532.16

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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.