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Finding the Fourth Proportional to 222,523.09, 307,080.62 and 120,550.51

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Solution

The fourth proportional to 222,523.09, 307,080.62 and 120,550.51 is: 166,359.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,523.09 : 307,080.62 = 120,550.51 : x
  2. Step 2: Convert to fraction form
    222,523.09/307,080.62 = 120,550.51/x
  3. Step 3: Cross multiply
    222,523.09x = 307,080.62 × 120,550.51
  4. Step 4: Simplify right side
    222,523.09x = 37,018,724,749.36
  5. Step 5: Solve for x
    x = 37,018,724,749.36/222,523.09
  6. Step 6: Final answer
    x = 166,359.03

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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.