Home / 225,835.74-310,871.04-195,194.88

Finding the Fourth Proportional to 225,835.74, 310,871.04 and 195,194.88

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Solution

The fourth proportional to 225,835.74, 310,871.04 and 195,194.88 is: 268,692.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,835.74 : 310,871.04 = 195,194.88 : x
  2. Step 2: Convert to fraction form
    225,835.74/310,871.04 = 195,194.88/x
  3. Step 3: Cross multiply
    225,835.74x = 310,871.04 × 195,194.88
  4. Step 4: Simplify right side
    225,835.74x = 60,680,435,348.28
  5. Step 5: Solve for x
    x = 60,680,435,348.28/225,835.74
  6. Step 6: Final answer
    x = 268,692.79

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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.