Home / 222,747.45-307,387.76-125,949.75

Finding the Fourth Proportional to 222,747.45, 307,387.76 and 125,949.75

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Solution

The fourth proportional to 222,747.45, 307,387.76 and 125,949.75 is: 173,808.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,747.45 : 307,387.76 = 125,949.75 : x
  2. Step 2: Convert to fraction form
    222,747.45/307,387.76 = 125,949.75/x
  3. Step 3: Cross multiply
    222,747.45x = 307,387.76 × 125,949.75
  4. Step 4: Simplify right side
    222,747.45x = 38,715,410,895.31
  5. Step 5: Solve for x
    x = 38,715,410,895.31/222,747.45
  6. Step 6: Final answer
    x = 173,808.55

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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.