Home / 168,964.48-233,131.36-115,361.12

Finding the Fourth Proportional to 168,964.48, 233,131.36 and 115,361.12

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Solution

The fourth proportional to 168,964.48, 233,131.36 and 115,361.12 is: 159,171.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,964.48 : 233,131.36 = 115,361.12 : x
  2. Step 2: Convert to fraction form
    168,964.48/233,131.36 = 115,361.12/x
  3. Step 3: Cross multiply
    168,964.48x = 233,131.36 × 115,361.12
  4. Step 4: Simplify right side
    168,964.48x = 26,894,294,796.72
  5. Step 5: Solve for x
    x = 26,894,294,796.72/168,964.48
  6. Step 6: Final answer
    x = 159,171.29

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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.