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Finding the Fourth Proportional to 221,712.20, 332,514.30 and 63,924.20

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Solution

The fourth proportional to 221,712.20, 332,514.30 and 63,924.20 is: 95,870.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,712.20 : 332,514.30 = 63,924.20 : x
  2. Step 2: Convert to fraction form
    221,712.20/332,514.30 = 63,924.20/x
  3. Step 3: Cross multiply
    221,712.20x = 332,514.30 × 63,924.20
  4. Step 4: Simplify right side
    221,712.20x = 21,255,710,616.06
  5. Step 5: Solve for x
    x = 21,255,710,616.06/221,712.20
  6. Step 6: Final answer
    x = 95,870.73

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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.