Home / 266,217.53-367,395.09-145,370.04

Finding the Fourth Proportional to 266,217.53, 367,395.09 and 145,370.04

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Solution

The fourth proportional to 266,217.53, 367,395.09 and 145,370.04 is: 200,618.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,217.53 : 367,395.09 = 145,370.04 : x
  2. Step 2: Convert to fraction form
    266,217.53/367,395.09 = 145,370.04/x
  3. Step 3: Cross multiply
    266,217.53x = 367,395.09 × 145,370.04
  4. Step 4: Simplify right side
    266,217.53x = 53,408,238,202.25
  5. Step 5: Solve for x
    x = 53,408,238,202.25/266,217.53
  6. Step 6: Final answer
    x = 200,618.79

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1.5x scale

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.