Home / 266,221.22-367,400.17-145,373.73

Finding the Fourth Proportional to 266,221.22, 367,400.17 and 145,373.73

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Solution

The fourth proportional to 266,221.22, 367,400.17 and 145,373.73 is: 200,623.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,221.22 : 367,400.17 = 145,373.73 : x
  2. Step 2: Convert to fraction form
    266,221.22/367,400.17 = 145,373.73/x
  3. Step 3: Cross multiply
    266,221.22x = 367,400.17 × 145,373.73
  4. Step 4: Simplify right side
    266,221.22x = 53,410,333,115.53
  5. Step 5: Solve for x
    x = 53,410,333,115.53/266,221.22
  6. Step 6: Final answer
    x = 200,623.88

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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.