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Finding the Fourth Proportional to 221,339.93, 332,028.14 and 71,604.27

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Solution

The fourth proportional to 221,339.93, 332,028.14 and 71,604.27 is: 107,412.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,339.93 : 332,028.14 = 71,604.27 : x
  2. Step 2: Convert to fraction form
    221,339.93/332,028.14 = 71,604.27/x
  3. Step 3: Cross multiply
    221,339.93x = 332,028.14 × 71,604.27
  4. Step 4: Simplify right side
    221,339.93x = 23,774,632,226.14
  5. Step 5: Solve for x
    x = 23,774,632,226.14/221,339.93
  6. Step 6: Final answer
    x = 107,412.31

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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.