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Finding the Fourth Proportional to 221,924.87, 332,889.73 and 64,154.69

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Solution

The fourth proportional to 221,924.87, 332,889.73 and 64,154.69 is: 96,232.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,924.87 : 332,889.73 = 64,154.69 : x
  2. Step 2: Convert to fraction form
    221,924.87/332,889.73 = 64,154.69/x
  3. Step 3: Cross multiply
    221,924.87x = 332,889.73 × 64,154.69
  4. Step 4: Simplify right side
    221,924.87x = 21,356,437,432.33
  5. Step 5: Solve for x
    x = 21,356,437,432.33/221,924.87
  6. Step 6: Final answer
    x = 96,232.74

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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.