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Finding the Fourth Proportional to 266,044.82, 367,149.59 and 145,193.88

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Solution

The fourth proportional to 266,044.82, 367,149.59 and 145,193.88 is: 200,371.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,044.82 : 367,149.59 = 145,193.88 : x
  2. Step 2: Convert to fraction form
    266,044.82/367,149.59 = 145,193.88/x
  3. Step 3: Cross multiply
    266,044.82x = 367,149.59 × 145,193.88
  4. Step 4: Simplify right side
    266,044.82x = 53,307,873,512.51
  5. Step 5: Solve for x
    x = 53,307,873,512.51/266,044.82
  6. Step 6: Final answer
    x = 200,371.78

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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.