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Finding the Fourth Proportional to 221,800.44, 332,664.96 and 61,880.52

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Solution

The fourth proportional to 221,800.44, 332,664.96 and 61,880.52 is: 92,810.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,800.44 : 332,664.96 = 61,880.52 : x
  2. Step 2: Convert to fraction form
    221,800.44/332,664.96 = 61,880.52/x
  3. Step 3: Cross multiply
    221,800.44x = 332,664.96 × 61,880.52
  4. Step 4: Simplify right side
    221,800.44x = 20,585,480,710.58
  5. Step 5: Solve for x
    x = 20,585,480,710.58/221,800.44
  6. Step 6: Final answer
    x = 92,810.82

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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.