Home / 247,212.20-370,964.10-163,215.20

Finding the Fourth Proportional to 247,212.20, 370,964.10 and 163,215.20

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Solution

The fourth proportional to 247,212.20, 370,964.10 and 163,215.20 is: 244,919.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,212.20 : 370,964.10 = 163,215.20 : x
  2. Step 2: Convert to fraction form
    247,212.20/370,964.10 = 163,215.20/x
  3. Step 3: Cross multiply
    247,212.20x = 370,964.10 × 163,215.20
  4. Step 4: Simplify right side
    247,212.20x = 60,546,979,774.32
  5. Step 5: Solve for x
    x = 60,546,979,774.32/247,212.20
  6. Step 6: Final answer
    x = 244,919.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.