Home / 185,035.31-255,350.84-108,555.75

Finding the Fourth Proportional to 185,035.31, 255,350.84 and 108,555.75

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Solution

The fourth proportional to 185,035.31, 255,350.84 and 108,555.75 is: 149,808.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,035.31 : 255,350.84 = 108,555.75 : x
  2. Step 2: Convert to fraction form
    185,035.31/255,350.84 = 108,555.75/x
  3. Step 3: Cross multiply
    185,035.31x = 255,350.84 × 108,555.75
  4. Step 4: Simplify right side
    185,035.31x = 27,719,801,949.33
  5. Step 5: Solve for x
    x = 27,719,801,949.33/185,035.31
  6. Step 6: Final answer
    x = 149,808.17

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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.