Home / 266,218.59-367,396.55-145,371.10

Finding the Fourth Proportional to 266,218.59, 367,396.55 and 145,371.10

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Solution

The fourth proportional to 266,218.59, 367,396.55 and 145,371.10 is: 200,620.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,218.59 : 367,396.55 = 145,371.10 : x
  2. Step 2: Convert to fraction form
    266,218.59/367,396.55 = 145,371.10/x
  3. Step 3: Cross multiply
    266,218.59x = 367,396.55 × 145,371.10
  4. Step 4: Simplify right side
    266,218.59x = 53,408,840,609.71
  5. Step 5: Solve for x
    x = 53,408,840,609.71/266,218.59
  6. Step 6: Final answer
    x = 200,620.25

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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.