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Finding the Fourth Proportional to 266,471.74, 367,726.54 and 145,610.24

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Solution

The fourth proportional to 266,471.74, 367,726.54 and 145,610.24 is: 200,939.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,471.74 : 367,726.54 = 145,610.24 : x
  2. Step 2: Convert to fraction form
    266,471.74/367,726.54 = 145,610.24/x
  3. Step 3: Cross multiply
    266,471.74x = 367,726.54 × 145,610.24
  4. Step 4: Simplify right side
    266,471.74x = 53,544,749,743.77
  5. Step 5: Solve for x
    x = 53,544,749,743.77/266,471.74
  6. Step 6: Final answer
    x = 200,939.69

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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.