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Finding the Fourth Proportional to 266,543.64, 367,794.72 and 171,179.52

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Solution

The fourth proportional to 266,543.64, 367,794.72 and 171,179.52 is: 236,204.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,543.64 : 367,794.72 = 171,179.52 : x
  2. Step 2: Convert to fraction form
    266,543.64/367,794.72 = 171,179.52/x
  3. Step 3: Cross multiply
    266,543.64x = 367,794.72 × 171,179.52
  4. Step 4: Simplify right side
    266,543.64x = 62,958,923,628.13
  5. Step 5: Solve for x
    x = 62,958,923,628.13/266,543.64
  6. Step 6: Final answer
    x = 236,204.94

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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.