Home / 167,447.36-231,069.48-91,994.24

Finding the Fourth Proportional to 167,447.36, 231,069.48 and 91,994.24

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Solution

The fourth proportional to 167,447.36, 231,069.48 and 91,994.24 is: 126,947.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,447.36 : 231,069.48 = 91,994.24 : x
  2. Step 2: Convert to fraction form
    167,447.36/231,069.48 = 91,994.24/x
  3. Step 3: Cross multiply
    167,447.36x = 231,069.48 × 91,994.24
  4. Step 4: Simplify right side
    167,447.36x = 21,257,061,199.80
  5. Step 5: Solve for x
    x = 21,257,061,199.80/167,447.36
  6. Step 6: Final answer
    x = 126,947.72

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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.