Home / 221,848.20-332,334.90-132,837.30

Finding the Fourth Proportional to 221,848.20, 332,334.90 and 132,837.30

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Solution

The fourth proportional to 221,848.20, 332,334.90 and 132,837.30 is: 198,994.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,848.20 : 332,334.90 = 132,837.30 : x
  2. Step 2: Convert to fraction form
    221,848.20/332,334.90 = 132,837.30/x
  3. Step 3: Cross multiply
    221,848.20x = 332,334.90 × 132,837.30
  4. Step 4: Simplify right side
    221,848.20x = 44,146,470,811.77
  5. Step 5: Solve for x
    x = 44,146,470,811.77/221,848.20
  6. Step 6: Final answer
    x = 198,994.05

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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.