Home / 167,365.36-230,968.92-91,918.72

Finding the Fourth Proportional to 167,365.36, 230,968.92 and 91,918.72

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Solution

The fourth proportional to 167,365.36, 230,968.92 and 91,918.72 is: 126,850.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,365.36 : 230,968.92 = 91,918.72 : x
  2. Step 2: Convert to fraction form
    167,365.36/230,968.92 = 91,918.72/x
  3. Step 3: Cross multiply
    167,365.36x = 230,968.92 × 91,918.72
  4. Step 4: Simplify right side
    167,365.36x = 21,230,367,486.18
  5. Step 5: Solve for x
    x = 21,230,367,486.18/167,365.36
  6. Step 6: Final answer
    x = 126,850.43

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1.5x scale

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.