Home / 64,160.44-96,257.27-19,786.21

Finding the Fourth Proportional to 64,160.44, 96,257.27 and 19,786.21

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Solution

The fourth proportional to 64,160.44, 96,257.27 and 19,786.21 is: 29,684.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,160.44 : 96,257.27 = 19,786.21 : x
  2. Step 2: Convert to fraction form
    64,160.44/96,257.27 = 19,786.21/x
  3. Step 3: Cross multiply
    64,160.44x = 96,257.27 × 19,786.21
  4. Step 4: Simplify right side
    64,160.44x = 1,904,566,459.32
  5. Step 5: Solve for x
    x = 1,904,566,459.32/64,160.44
  6. Step 6: Final answer
    x = 29,684.44

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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.