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Finding the Fourth Proportional to 221,704.40, 332,765.40 and 116,598.80

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Solution

The fourth proportional to 221,704.40, 332,765.40 and 116,598.80 is: 175,008.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,704.40 : 332,765.40 = 116,598.80 : x
  2. Step 2: Convert to fraction form
    221,704.40/332,765.40 = 116,598.80/x
  3. Step 3: Cross multiply
    221,704.40x = 332,765.40 × 116,598.80
  4. Step 4: Simplify right side
    221,704.40x = 38,800,046,321.52
  5. Step 5: Solve for x
    x = 38,800,046,321.52/221,704.40
  6. Step 6: Final answer
    x = 175,008.01

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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.