Home / 117,914.43-162,716.82-64,199.64

Finding the Fourth Proportional to 117,914.43, 162,716.82 and 64,199.64

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Solution

The fourth proportional to 117,914.43, 162,716.82 and 64,199.64 is: 88,592.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,914.43 : 162,716.82 = 64,199.64 : x
  2. Step 2: Convert to fraction form
    117,914.43/162,716.82 = 64,199.64/x
  3. Step 3: Cross multiply
    117,914.43x = 162,716.82 × 64,199.64
  4. Step 4: Simplify right side
    117,914.43x = 10,446,361,265.94
  5. Step 5: Solve for x
    x = 10,446,361,265.94/117,914.43
  6. Step 6: Final answer
    x = 88,592.73

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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.