Home / 167,288.14-230,851.37-90,805.58

Finding the Fourth Proportional to 167,288.14, 230,851.37 and 90,805.58

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Solution

The fourth proportional to 167,288.14, 230,851.37 and 90,805.58 is: 125,308.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,288.14 : 230,851.37 = 90,805.58 : x
  2. Step 2: Convert to fraction form
    167,288.14/230,851.37 = 90,805.58/x
  3. Step 3: Cross multiply
    167,288.14x = 230,851.37 × 90,805.58
  4. Step 4: Simplify right side
    167,288.14x = 20,962,593,272.85
  5. Step 5: Solve for x
    x = 20,962,593,272.85/167,288.14
  6. Step 6: Final answer
    x = 125,308.31

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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.