Home / 222,973.47-307,701.77-120,996.36

Finding the Fourth Proportional to 222,973.47, 307,701.77 and 120,996.36

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Solution

The fourth proportional to 222,973.47, 307,701.77 and 120,996.36 is: 166,974.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,973.47 : 307,701.77 = 120,996.36 : x
  2. Step 2: Convert to fraction form
    222,973.47/307,701.77 = 120,996.36/x
  3. Step 3: Cross multiply
    222,973.47x = 307,701.77 × 120,996.36
  4. Step 4: Simplify right side
    222,973.47x = 37,230,792,899.54
  5. Step 5: Solve for x
    x = 37,230,792,899.54/222,973.47
  6. Step 6: Final answer
    x = 166,974.10

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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.