Home / 221,342.62-332,016.89-69,534.75

Finding the Fourth Proportional to 221,342.62, 332,016.89 and 69,534.75

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Solution

The fourth proportional to 221,342.62, 332,016.89 and 69,534.75 is: 104,303.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,342.62 : 332,016.89 = 69,534.75 : x
  2. Step 2: Convert to fraction form
    221,342.62/332,016.89 = 69,534.75/x
  3. Step 3: Cross multiply
    221,342.62x = 332,016.89 × 69,534.75
  4. Step 4: Simplify right side
    221,342.62x = 23,086,711,441.93
  5. Step 5: Solve for x
    x = 23,086,711,441.93/221,342.62
  6. Step 6: Final answer
    x = 104,303.05

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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.