Home / 266,217.54-367,395.08-145,370.04

Finding the Fourth Proportional to 266,217.54, 367,395.08 and 145,370.04

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Solution

The fourth proportional to 266,217.54, 367,395.08 and 145,370.04 is: 200,618.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,217.54 : 367,395.08 = 145,370.04 : x
  2. Step 2: Convert to fraction form
    266,217.54/367,395.08 = 145,370.04/x
  3. Step 3: Cross multiply
    266,217.54x = 367,395.08 × 145,370.04
  4. Step 4: Simplify right side
    266,217.54x = 53,408,236,375.20
  5. Step 5: Solve for x
    x = 53,408,236,375.20/266,217.54
  6. Step 6: Final answer
    x = 200,618.78

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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.