Home / 330,616.97-495,972.15-105,924.84

Finding the Fourth Proportional to 330,616.97, 495,972.15 and 105,924.84

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Solution

The fourth proportional to 330,616.97, 495,972.15 and 105,924.84 is: 158,902.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,616.97 : 495,972.15 = 105,924.84 : x
  2. Step 2: Convert to fraction form
    330,616.97/495,972.15 = 105,924.84/x
  3. Step 3: Cross multiply
    330,616.97x = 495,972.15 × 105,924.84
  4. Step 4: Simplify right side
    330,616.97x = 52,535,770,633.21
  5. Step 5: Solve for x
    x = 52,535,770,633.21/330,616.97
  6. Step 6: Final answer
    x = 158,902.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.