Home / 269,947.64-372,529.32-149,086.64

Finding the Fourth Proportional to 269,947.64, 372,529.32 and 149,086.64

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Solution

The fourth proportional to 269,947.64, 372,529.32 and 149,086.64 is: 205,740.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,947.64 : 372,529.32 = 149,086.64 : x
  2. Step 2: Convert to fraction form
    269,947.64/372,529.32 = 149,086.64/x
  3. Step 3: Cross multiply
    269,947.64x = 372,529.32 × 149,086.64
  4. Step 4: Simplify right side
    269,947.64x = 55,539,144,620.28
  5. Step 5: Solve for x
    x = 55,539,144,620.28/269,947.64
  6. Step 6: Final answer
    x = 205,740.43

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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.