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Finding the Fourth Proportional to 266,482.56, 367,710.54 and 171,118.44

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Solution

The fourth proportional to 266,482.56, 367,710.54 and 171,118.44 is: 236,120.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,482.56 : 367,710.54 = 171,118.44 : x
  2. Step 2: Convert to fraction form
    266,482.56/367,710.54 = 171,118.44/x
  3. Step 3: Cross multiply
    266,482.56x = 367,710.54 × 171,118.44
  4. Step 4: Simplify right side
    266,482.56x = 62,922,053,976.36
  5. Step 5: Solve for x
    x = 62,922,053,976.36/266,482.56
  6. Step 6: Final answer
    x = 236,120.72

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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.