Home / 266,169.96-367,308.60-145,306.56

Finding the Fourth Proportional to 266,169.96, 367,308.60 and 145,306.56

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Solution

The fourth proportional to 266,169.96, 367,308.60 and 145,306.56 is: 200,519.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,169.96 : 367,308.60 = 145,306.56 : x
  2. Step 2: Convert to fraction form
    266,169.96/367,308.60 = 145,306.56/x
  3. Step 3: Cross multiply
    266,169.96x = 367,308.60 × 145,306.56
  4. Step 4: Simplify right side
    266,169.96x = 53,372,349,124.42
  5. Step 5: Solve for x
    x = 53,372,349,124.42/266,169.96
  6. Step 6: Final answer
    x = 200,519.81

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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.