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Finding the Fourth Proportional to 221,924.63, 332,889.36 and 64,154.45

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Solution

The fourth proportional to 221,924.63, 332,889.36 and 64,154.45 is: 96,232.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,924.63 : 332,889.36 = 64,154.45 : x
  2. Step 2: Convert to fraction form
    221,924.63/332,889.36 = 64,154.45/x
  3. Step 3: Cross multiply
    221,924.63x = 332,889.36 × 64,154.45
  4. Step 4: Simplify right side
    221,924.63x = 21,356,332,137.21
  5. Step 5: Solve for x
    x = 21,356,332,137.21/221,924.63
  6. Step 6: Final answer
    x = 96,232.37

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1.5x scale

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.