Home / 167,846.09-231,630.56-91,367.38

Finding the Fourth Proportional to 167,846.09, 231,630.56 and 91,367.38

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Solution

The fourth proportional to 167,846.09, 231,630.56 and 91,367.38 is: 126,088.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,846.09 : 231,630.56 = 91,367.38 : x
  2. Step 2: Convert to fraction form
    167,846.09/231,630.56 = 91,367.38/x
  3. Step 3: Cross multiply
    167,846.09x = 231,630.56 × 91,367.38
  4. Step 4: Simplify right side
    167,846.09x = 21,163,477,313.49
  5. Step 5: Solve for x
    x = 21,163,477,313.49/167,846.09
  6. Step 6: Final answer
    x = 126,088.59

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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.