Home / 222,734.17-307,375.25-120,759.36

Finding the Fourth Proportional to 222,734.17, 307,375.25 and 120,759.36

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Solution

The fourth proportional to 222,734.17, 307,375.25 and 120,759.36 is: 166,649.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,734.17 : 307,375.25 = 120,759.36 : x
  2. Step 2: Convert to fraction form
    222,734.17/307,375.25 = 120,759.36/x
  3. Step 3: Cross multiply
    222,734.17x = 307,375.25 × 120,759.36
  4. Step 4: Simplify right side
    222,734.17x = 37,118,438,469.84
  5. Step 5: Solve for x
    x = 37,118,438,469.84/222,734.17
  6. Step 6: Final answer
    x = 166,649.05

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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.