Home / 268,776.08-370,951.82-161,405.32

Finding the Fourth Proportional to 268,776.08, 370,951.82 and 161,405.32

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Solution

The fourth proportional to 268,776.08, 370,951.82 and 161,405.32 is: 222,763.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,776.08 : 370,951.82 = 161,405.32 : x
  2. Step 2: Convert to fraction form
    268,776.08/370,951.82 = 161,405.32/x
  3. Step 3: Cross multiply
    268,776.08x = 370,951.82 × 161,405.32
  4. Step 4: Simplify right side
    268,776.08x = 59,873,597,211.68
  5. Step 5: Solve for x
    x = 59,873,597,211.68/268,776.08
  6. Step 6: Final answer
    x = 222,763.86

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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.