Home / 66,936.78-100,376.01-22,555.26

Finding the Fourth Proportional to 66,936.78, 100,376.01 and 22,555.26

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Solution

The fourth proportional to 66,936.78, 100,376.01 and 22,555.26 is: 33,823.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,936.78 : 100,376.01 = 22,555.26 : x
  2. Step 2: Convert to fraction form
    66,936.78/100,376.01 = 22,555.26/x
  3. Step 3: Cross multiply
    66,936.78x = 100,376.01 × 22,555.26
  4. Step 4: Simplify right side
    66,936.78x = 2,264,007,003.31
  5. Step 5: Solve for x
    x = 2,264,007,003.31/66,936.78
  6. Step 6: Final answer
    x = 33,823.06

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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.