Home / 117,926.27-162,736.84-64,211.27

Finding the Fourth Proportional to 117,926.27, 162,736.84 and 64,211.27

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Solution

The fourth proportional to 117,926.27, 162,736.84 and 64,211.27 is: 88,610.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,926.27 : 162,736.84 = 64,211.27 : x
  2. Step 2: Convert to fraction form
    117,926.27/162,736.84 = 64,211.27/x
  3. Step 3: Cross multiply
    117,926.27x = 162,736.84 × 64,211.27
  4. Step 4: Simplify right side
    117,926.27x = 10,449,538,851.13
  5. Step 5: Solve for x
    x = 10,449,538,851.13/117,926.27
  6. Step 6: Final answer
    x = 88,610.78

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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.