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Finding the Fourth Proportional to 167,336.31, 230,921.23 and 91,884.27

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Solution

The fourth proportional to 167,336.31, 230,921.23 and 91,884.27 is: 126,798.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,336.31 : 230,921.23 = 91,884.27 : x
  2. Step 2: Convert to fraction form
    167,336.31/230,921.23 = 91,884.27/x
  3. Step 3: Cross multiply
    167,336.31x = 230,921.23 × 91,884.27
  4. Step 4: Simplify right side
    167,336.31x = 21,218,028,646.05
  5. Step 5: Solve for x
    x = 21,218,028,646.05/167,336.31
  6. Step 6: Final answer
    x = 126,798.71

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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.