Home / 221,014.50-331,524.11-176,921.54

Finding the Fourth Proportional to 221,014.50, 331,524.11 and 176,921.54

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Solution

The fourth proportional to 221,014.50, 331,524.11 and 176,921.54 is: 265,384.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,014.50 : 331,524.11 = 176,921.54 : x
  2. Step 2: Convert to fraction form
    221,014.50/331,524.11 = 176,921.54/x
  3. Step 3: Cross multiply
    221,014.50x = 331,524.11 × 176,921.54
  4. Step 4: Simplify right side
    221,014.50x = 58,653,755,203.72
  5. Step 5: Solve for x
    x = 58,653,755,203.72/221,014.50
  6. Step 6: Final answer
    x = 265,384.20

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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.