Home / 64,640.17-96,936.25-22,509.44

Finding the Fourth Proportional to 64,640.17, 96,936.25 and 22,509.44

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Solution

The fourth proportional to 64,640.17, 96,936.25 and 22,509.44 is: 33,755.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,640.17 : 96,936.25 = 22,509.44 : x
  2. Step 2: Convert to fraction form
    64,640.17/96,936.25 = 22,509.44/x
  3. Step 3: Cross multiply
    64,640.17x = 96,936.25 × 22,509.44
  4. Step 4: Simplify right side
    64,640.17x = 2,181,980,105.97
  5. Step 5: Solve for x
    x = 2,181,980,105.97/64,640.17
  6. Step 6: Final answer
    x = 33,755.79

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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.