Home / 221,644.08-332,673.48-109,450.98

Finding the Fourth Proportional to 221,644.08, 332,673.48 and 109,450.98

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Solution

The fourth proportional to 221,644.08, 332,673.48 and 109,450.98 is: 164,278.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,644.08 : 332,673.48 = 109,450.98 : x
  2. Step 2: Convert to fraction form
    221,644.08/332,673.48 = 109,450.98/x
  3. Step 3: Cross multiply
    221,644.08x = 332,673.48 × 109,450.98
  4. Step 4: Simplify right side
    221,644.08x = 36,411,438,406.01
  5. Step 5: Solve for x
    x = 36,411,438,406.01/221,644.08
  6. Step 6: Final answer
    x = 164,278.87

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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.