Home / 222,552.45-307,107.85-141,971.33

Finding the Fourth Proportional to 222,552.45, 307,107.85 and 141,971.33

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Solution

The fourth proportional to 222,552.45, 307,107.85 and 141,971.33 is: 195,911.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,552.45 : 307,107.85 = 141,971.33 : x
  2. Step 2: Convert to fraction form
    222,552.45/307,107.85 = 141,971.33/x
  3. Step 3: Cross multiply
    222,552.45x = 307,107.85 × 141,971.33
  4. Step 4: Simplify right side
    222,552.45x = 43,600,509,002.95
  5. Step 5: Solve for x
    x = 43,600,509,002.95/222,552.45
  6. Step 6: Final answer
    x = 195,911.16

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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.