Home / 166,627-229,945.26-91,175.50

Finding the Fourth Proportional to 166,627, 229,945.26 and 91,175.50

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Solution

The fourth proportional to 166,627, 229,945.26 and 91,175.50 is: 125,822.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,627 : 229,945.26 = 91,175.50 : x
  2. Step 2: Convert to fraction form
    166,627/229,945.26 = 91,175.50/x
  3. Step 3: Cross multiply
    166,627x = 229,945.26 × 91,175.50
  4. Step 4: Simplify right side
    166,627x = 20,965,374,053.13
  5. Step 5: Solve for x
    x = 20,965,374,053.13/166,627
  6. Step 6: Final answer
    x = 125,822.19

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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.