Home / 268,980.46-371,184.91-148,122.41

Finding the Fourth Proportional to 268,980.46, 371,184.91 and 148,122.41

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Solution

The fourth proportional to 268,980.46, 371,184.91 and 148,122.41 is: 204,404.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,980.46 : 371,184.91 = 148,122.41 : x
  2. Step 2: Convert to fraction form
    268,980.46/371,184.91 = 148,122.41/x
  3. Step 3: Cross multiply
    268,980.46x = 371,184.91 × 148,122.41
  4. Step 4: Simplify right side
    268,980.46x = 54,980,801,198.60
  5. Step 5: Solve for x
    x = 54,980,801,198.60/268,980.46
  6. Step 6: Final answer
    x = 204,404.45

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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.