Home / 146,648.20-219,972.30-95,909.80

Finding the Fourth Proportional to 146,648.20, 219,972.30 and 95,909.80

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Solution

The fourth proportional to 146,648.20, 219,972.30 and 95,909.80 is: 143,864.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,648.20 : 219,972.30 = 95,909.80 : x
  2. Step 2: Convert to fraction form
    146,648.20/219,972.30 = 95,909.80/x
  3. Step 3: Cross multiply
    146,648.20x = 219,972.30 × 95,909.80
  4. Step 4: Simplify right side
    146,648.20x = 21,097,499,298.54
  5. Step 5: Solve for x
    x = 21,097,499,298.54/146,648.20
  6. Step 6: Final answer
    x = 143,864.70

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1.5x scale

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.