Home / 221,122.66-331,682.17-63,351.27

Finding the Fourth Proportional to 221,122.66, 331,682.17 and 63,351.27

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Solution

The fourth proportional to 221,122.66, 331,682.17 and 63,351.27 is: 95,026.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,122.66 : 331,682.17 = 63,351.27 : x
  2. Step 2: Convert to fraction form
    221,122.66/331,682.17 = 63,351.27/x
  3. Step 3: Cross multiply
    221,122.66x = 331,682.17 × 63,351.27
  4. Step 4: Simplify right side
    221,122.66x = 21,012,484,730.69
  5. Step 5: Solve for x
    x = 21,012,484,730.69/221,122.66
  6. Step 6: Final answer
    x = 95,026.37

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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.