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Finding the Fourth Proportional to 169,145.10, 233,314.02 and 108,794.16

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Solution

The fourth proportional to 169,145.10, 233,314.02 and 108,794.16 is: 150,067.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,145.10 : 233,314.02 = 108,794.16 : x
  2. Step 2: Convert to fraction form
    169,145.10/233,314.02 = 108,794.16/x
  3. Step 3: Cross multiply
    169,145.10x = 233,314.02 × 108,794.16
  4. Step 4: Simplify right side
    169,145.10x = 25,383,202,822.12
  5. Step 5: Solve for x
    x = 25,383,202,822.12/169,145.10
  6. Step 6: Final answer
    x = 150,067.62

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1.5x scale

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.