Home / 269,441.28-371,811.78-148,583.34

Finding the Fourth Proportional to 269,441.28, 371,811.78 and 148,583.34

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Solution

The fourth proportional to 269,441.28, 371,811.78 and 148,583.34 is: 205,035.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,441.28 : 371,811.78 = 148,583.34 : x
  2. Step 2: Convert to fraction form
    269,441.28/371,811.78 = 148,583.34/x
  3. Step 3: Cross multiply
    269,441.28x = 371,811.78 × 148,583.34
  4. Step 4: Simplify right side
    269,441.28x = 55,245,036,123.75
  5. Step 5: Solve for x
    x = 55,245,036,123.75/269,441.28
  6. Step 6: Final answer
    x = 205,035.53

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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.