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Finding the Fourth Proportional to 64,953.92, 89,634.56 and 36,662.24

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Solution

The fourth proportional to 64,953.92, 89,634.56 and 36,662.24 is: 50,592.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,953.92 : 89,634.56 = 36,662.24 : x
  2. Step 2: Convert to fraction form
    64,953.92/89,634.56 = 36,662.24/x
  3. Step 3: Cross multiply
    64,953.92x = 89,634.56 × 36,662.24
  4. Step 4: Simplify right side
    64,953.92x = 3,286,203,751.01
  5. Step 5: Solve for x
    x = 3,286,203,751.01/64,953.92
  6. Step 6: Final answer
    x = 50,592.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.