Home / 268,116.28-369,910.44-151,813.88

Finding the Fourth Proportional to 268,116.28, 369,910.44 and 151,813.88

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Solution

The fourth proportional to 268,116.28, 369,910.44 and 151,813.88 is: 209,452.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,116.28 : 369,910.44 = 151,813.88 : x
  2. Step 2: Convert to fraction form
    268,116.28/369,910.44 = 151,813.88/x
  3. Step 3: Cross multiply
    268,116.28x = 369,910.44 × 151,813.88
  4. Step 4: Simplify right side
    268,116.28x = 56,157,540,073.68
  5. Step 5: Solve for x
    x = 56,157,540,073.68/268,116.28
  6. Step 6: Final answer
    x = 209,452.18

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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.