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Finding the Fourth Proportional to 64,241.64, 96,359.49 and 16,855.56

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Solution

The fourth proportional to 64,241.64, 96,359.49 and 16,855.56 is: 25,282.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,241.64 : 96,359.49 = 16,855.56 : x
  2. Step 2: Convert to fraction form
    64,241.64/96,359.49 = 16,855.56/x
  3. Step 3: Cross multiply
    64,241.64x = 96,359.49 × 16,855.56
  4. Step 4: Simplify right side
    64,241.64x = 1,624,193,165.26
  5. Step 5: Solve for x
    x = 1,624,193,165.26/64,241.64
  6. Step 6: Final answer
    x = 25,282.56

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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.