Home / 266,218.92-367,396.98-145,371.42

Finding the Fourth Proportional to 266,218.92, 367,396.98 and 145,371.42

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Solution

The fourth proportional to 266,218.92, 367,396.98 and 145,371.42 is: 200,620.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,218.92 : 367,396.98 = 145,371.42 : x
  2. Step 2: Convert to fraction form
    266,218.92/367,396.98 = 145,371.42/x
  3. Step 3: Cross multiply
    266,218.92x = 367,396.98 × 145,371.42
  4. Step 4: Simplify right side
    266,218.92x = 53,409,020,686.31
  5. Step 5: Solve for x
    x = 53,409,020,686.31/266,218.92
  6. Step 6: Final answer
    x = 200,620.68

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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.