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Finding the Fourth Proportional to 266,043.29, 367,151.67 and 149,796.76

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Solution

The fourth proportional to 266,043.29, 367,151.67 and 149,796.76 is: 206,726.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,043.29 : 367,151.67 = 149,796.76 : x
  2. Step 2: Convert to fraction form
    266,043.29/367,151.67 = 149,796.76/x
  3. Step 3: Cross multiply
    266,043.29x = 367,151.67 × 149,796.76
  4. Step 4: Simplify right side
    266,043.29x = 54,998,130,594.59
  5. Step 5: Solve for x
    x = 54,998,130,594.59/266,043.29
  6. Step 6: Final answer
    x = 206,726.25

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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.