Home / 222,973.22-307,701.43-120,996.11

Finding the Fourth Proportional to 222,973.22, 307,701.43 and 120,996.11

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Solution

The fourth proportional to 222,973.22, 307,701.43 and 120,996.11 is: 166,973.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,973.22 : 307,701.43 = 120,996.11 : x
  2. Step 2: Convert to fraction form
    222,973.22/307,701.43 = 120,996.11/x
  3. Step 3: Cross multiply
    222,973.22x = 307,701.43 × 120,996.11
  4. Step 4: Simplify right side
    222,973.22x = 37,230,674,230.44
  5. Step 5: Solve for x
    x = 37,230,674,230.44/222,973.22
  6. Step 6: Final answer
    x = 166,973.75

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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.