Home / 96,338.36-132,926.96-66,112.63

Finding the Fourth Proportional to 96,338.36, 132,926.96 and 66,112.63

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Solution

The fourth proportional to 96,338.36, 132,926.96 and 66,112.63 is: 91,221.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,338.36 : 132,926.96 = 66,112.63 : x
  2. Step 2: Convert to fraction form
    96,338.36/132,926.96 = 66,112.63/x
  3. Step 3: Cross multiply
    96,338.36x = 132,926.96 × 66,112.63
  4. Step 4: Simplify right side
    96,338.36x = 8,788,150,756.47
  5. Step 5: Solve for x
    x = 8,788,150,756.47/96,338.36
  6. Step 6: Final answer
    x = 91,221.72

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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.