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Finding the Fourth Proportional to 114,624.68, 158,174.96 and 63,634.44

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Solution

The fourth proportional to 114,624.68, 158,174.96 and 63,634.44 is: 87,811.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,624.68 : 158,174.96 = 63,634.44 : x
  2. Step 2: Convert to fraction form
    114,624.68/158,174.96 = 63,634.44/x
  3. Step 3: Cross multiply
    114,624.68x = 158,174.96 × 63,634.44
  4. Step 4: Simplify right side
    114,624.68x = 10,065,375,001.62
  5. Step 5: Solve for x
    x = 10,065,375,001.62/114,624.68
  6. Step 6: Final answer
    x = 87,811.59

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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.