Home / 222,600.36-307,189.44-120,626.04

Finding the Fourth Proportional to 222,600.36, 307,189.44 and 120,626.04

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Solution

The fourth proportional to 222,600.36, 307,189.44 and 120,626.04 is: 166,464.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,600.36 : 307,189.44 = 120,626.04 : x
  2. Step 2: Convert to fraction form
    222,600.36/307,189.44 = 120,626.04/x
  3. Step 3: Cross multiply
    222,600.36x = 307,189.44 × 120,626.04
  4. Step 4: Simplify right side
    222,600.36x = 37,055,045,677.02
  5. Step 5: Solve for x
    x = 37,055,045,677.02/222,600.36
  6. Step 6: Final answer
    x = 166,464.45

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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.