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Finding the Fourth Proportional to 79,216.58, 118,825.56 and 63,382.37

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Solution

The fourth proportional to 79,216.58, 118,825.56 and 63,382.37 is: 95,074.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,216.58 : 118,825.56 = 63,382.37 : x
  2. Step 2: Convert to fraction form
    79,216.58/118,825.56 = 63,382.37/x
  3. Step 3: Cross multiply
    79,216.58x = 118,825.56 × 63,382.37
  4. Step 4: Simplify right side
    79,216.58x = 7,531,445,839.58
  5. Step 5: Solve for x
    x = 7,531,445,839.58/79,216.58
  6. Step 6: Final answer
    x = 95,074.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.