Home / 266,218.56-367,396.52-145,371.12

Finding the Fourth Proportional to 266,218.56, 367,396.52 and 145,371.12

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Solution

The fourth proportional to 266,218.56, 367,396.52 and 145,371.12 is: 200,620.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,218.56 : 367,396.52 = 145,371.12 : x
  2. Step 2: Convert to fraction form
    266,218.56/367,396.52 = 145,371.12/x
  3. Step 3: Cross multiply
    266,218.56x = 367,396.52 × 145,371.12
  4. Step 4: Simplify right side
    266,218.56x = 53,408,843,596.50
  5. Step 5: Solve for x
    x = 53,408,843,596.50/266,218.56
  6. Step 6: Final answer
    x = 200,620.29

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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.