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Finding the Fourth Proportional to 221,925.87, 332,891.23 and 64,155.69

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Solution

The fourth proportional to 221,925.87, 332,891.23 and 64,155.69 is: 96,234.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,925.87 : 332,891.23 = 64,155.69 : x
  2. Step 2: Convert to fraction form
    221,925.87/332,891.23 = 64,155.69/x
  3. Step 3: Cross multiply
    221,925.87x = 332,891.23 × 64,155.69
  4. Step 4: Simplify right side
    221,925.87x = 21,356,866,555.60
  5. Step 5: Solve for x
    x = 21,356,866,555.60/221,925.87
  6. Step 6: Final answer
    x = 96,234.24

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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.