Home / 66,935.07-100,338.82-22,538.97

Finding the Fourth Proportional to 66,935.07, 100,338.82 and 22,538.97

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Solution

The fourth proportional to 66,935.07, 100,338.82 and 22,538.97 is: 33,786.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,935.07 : 100,338.82 = 22,538.97 : x
  2. Step 2: Convert to fraction form
    66,935.07/100,338.82 = 22,538.97/x
  3. Step 3: Cross multiply
    66,935.07x = 100,338.82 × 22,538.97
  4. Step 4: Simplify right side
    66,935.07x = 2,261,533,597.47
  5. Step 5: Solve for x
    x = 2,261,533,597.47/66,935.07
  6. Step 6: Final answer
    x = 33,786.98

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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.