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Finding the Fourth Proportional to 220,551.52, 330,777.60 and 62,776.48

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Solution

The fourth proportional to 220,551.52, 330,777.60 and 62,776.48 is: 94,150.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,551.52 : 330,777.60 = 62,776.48 : x
  2. Step 2: Convert to fraction form
    220,551.52/330,777.60 = 62,776.48/x
  3. Step 3: Cross multiply
    220,551.52x = 330,777.60 × 62,776.48
  4. Step 4: Simplify right side
    220,551.52x = 20,765,053,390.85
  5. Step 5: Solve for x
    x = 20,765,053,390.85/220,551.52
  6. Step 6: Final answer
    x = 94,150.58

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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.