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Finding the Fourth Proportional to 221,433.17, 332,202.47 and 71,673.44

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Solution

The fourth proportional to 221,433.17, 332,202.47 and 71,673.44 is: 107,527.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,433.17 : 332,202.47 = 71,673.44 : x
  2. Step 2: Convert to fraction form
    221,433.17/332,202.47 = 71,673.44/x
  3. Step 3: Cross multiply
    221,433.17x = 332,202.47 × 71,673.44
  4. Step 4: Simplify right side
    221,433.17x = 23,810,091,782.02
  5. Step 5: Solve for x
    x = 23,810,091,782.02/221,433.17
  6. Step 6: Final answer
    x = 107,527.22

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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.