Home / 221,695.18-332,561.09-95,338.42

Finding the Fourth Proportional to 221,695.18, 332,561.09 and 95,338.42

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Solution

The fourth proportional to 221,695.18, 332,561.09 and 95,338.42 is: 143,015.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,695.18 : 332,561.09 = 95,338.42 : x
  2. Step 2: Convert to fraction form
    221,695.18/332,561.09 = 95,338.42/x
  3. Step 3: Cross multiply
    221,695.18x = 332,561.09 × 95,338.42
  4. Step 4: Simplify right side
    221,695.18x = 31,705,848,281.02
  5. Step 5: Solve for x
    x = 31,705,848,281.02/221,695.18
  6. Step 6: Final answer
    x = 143,015.51

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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.