Home / 269,723.32-372,230.57-155,039.06

Finding the Fourth Proportional to 269,723.32, 372,230.57 and 155,039.06

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Solution

The fourth proportional to 269,723.32, 372,230.57 and 155,039.06 is: 213,961.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,723.32 : 372,230.57 = 155,039.06 : x
  2. Step 2: Convert to fraction form
    269,723.32/372,230.57 = 155,039.06/x
  3. Step 3: Cross multiply
    269,723.32x = 372,230.57 × 155,039.06
  4. Step 4: Simplify right side
    269,723.32x = 57,710,278,994.24
  5. Step 5: Solve for x
    x = 57,710,278,994.24/269,723.32
  6. Step 6: Final answer
    x = 213,961.03

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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.