Home / 222,932.90-307,646.97-120,958.33

Finding the Fourth Proportional to 222,932.90, 307,646.97 and 120,958.33

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Solution

The fourth proportional to 222,932.90, 307,646.97 and 120,958.33 is: 166,922.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,932.90 : 307,646.97 = 120,958.33 : x
  2. Step 2: Convert to fraction form
    222,932.90/307,646.97 = 120,958.33/x
  3. Step 3: Cross multiply
    222,932.90x = 307,646.97 × 120,958.33
  4. Step 4: Simplify right side
    222,932.90x = 37,212,463,981.01
  5. Step 5: Solve for x
    x = 37,212,463,981.01/222,932.90
  6. Step 6: Final answer
    x = 166,922.26

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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.