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Finding the Fourth Proportional to 266,610.74, 367,927.19 and 159,190.16

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Solution

The fourth proportional to 266,610.74, 367,927.19 and 159,190.16 is: 219,685.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,610.74 : 367,927.19 = 159,190.16 : x
  2. Step 2: Convert to fraction form
    266,610.74/367,927.19 = 159,190.16/x
  3. Step 3: Cross multiply
    266,610.74x = 367,927.19 × 159,190.16
  4. Step 4: Simplify right side
    266,610.74x = 58,570,385,608.86
  5. Step 5: Solve for x
    x = 58,570,385,608.86/266,610.74
  6. Step 6: Final answer
    x = 219,685.02

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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.