Home / 268,238.20-370,200.90-160,867.30

Finding the Fourth Proportional to 268,238.20, 370,200.90 and 160,867.30

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Solution

The fourth proportional to 268,238.20, 370,200.90 and 160,867.30 is: 222,016.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,238.20 : 370,200.90 = 160,867.30 : x
  2. Step 2: Convert to fraction form
    268,238.20/370,200.90 = 160,867.30/x
  3. Step 3: Cross multiply
    268,238.20x = 370,200.90 × 160,867.30
  4. Step 4: Simplify right side
    268,238.20x = 59,553,219,240.57
  5. Step 5: Solve for x
    x = 59,553,219,240.57/268,238.20
  6. Step 6: Final answer
    x = 222,016.18

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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.