Home / 330,154.20-495,231.30-93,493.80

Finding the Fourth Proportional to 330,154.20, 495,231.30 and 93,493.80

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Solution

The fourth proportional to 330,154.20, 495,231.30 and 93,493.80 is: 140,240.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,154.20 : 495,231.30 = 93,493.80 : x
  2. Step 2: Convert to fraction form
    330,154.20/495,231.30 = 93,493.80/x
  3. Step 3: Cross multiply
    330,154.20x = 495,231.30 × 93,493.80
  4. Step 4: Simplify right side
    330,154.20x = 46,301,056,115.94
  5. Step 5: Solve for x
    x = 46,301,056,115.94/330,154.20
  6. Step 6: Final answer
    x = 140,240.70

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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.