Home / 199,928.40-275,722.53-165,882.97

Finding the Fourth Proportional to 199,928.40, 275,722.53 and 165,882.97

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Solution

The fourth proportional to 199,928.40, 275,722.53 and 165,882.97 is: 228,770.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,928.40 : 275,722.53 = 165,882.97 : x
  2. Step 2: Convert to fraction form
    199,928.40/275,722.53 = 165,882.97/x
  3. Step 3: Cross multiply
    199,928.40x = 275,722.53 × 165,882.97
  4. Step 4: Simplify right side
    199,928.40x = 45,737,672,172.31
  5. Step 5: Solve for x
    x = 45,737,672,172.31/199,928.40
  6. Step 6: Final answer
    x = 228,770.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.