Home / 221,832.54-306,212.31-150,581.34

Finding the Fourth Proportional to 221,832.54, 306,212.31 and 150,581.34

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Solution

The fourth proportional to 221,832.54, 306,212.31 and 150,581.34 is: 207,858.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,832.54 : 306,212.31 = 150,581.34 : x
  2. Step 2: Convert to fraction form
    221,832.54/306,212.31 = 150,581.34/x
  3. Step 3: Cross multiply
    221,832.54x = 306,212.31 × 150,581.34
  4. Step 4: Simplify right side
    221,832.54x = 46,109,859,964.30
  5. Step 5: Solve for x
    x = 46,109,859,964.30/221,832.54
  6. Step 6: Final answer
    x = 207,858.86

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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.