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Finding the Fourth Proportional to 221,395.48, 332,095.14 and 63,623.88

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Solution

The fourth proportional to 221,395.48, 332,095.14 and 63,623.88 is: 95,436.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,395.48 : 332,095.14 = 63,623.88 : x
  2. Step 2: Convert to fraction form
    221,395.48/332,095.14 = 63,623.88/x
  3. Step 3: Cross multiply
    221,395.48x = 332,095.14 × 63,623.88
  4. Step 4: Simplify right side
    221,395.48x = 21,129,181,335.94
  5. Step 5: Solve for x
    x = 21,129,181,335.94/221,395.48
  6. Step 6: Final answer
    x = 95,436.37

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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.