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Finding the Fourth Proportional to 64,415.43, 96,654.06 and 33,250.68

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Solution

The fourth proportional to 64,415.43, 96,654.06 and 33,250.68 is: 49,891.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,415.43 : 96,654.06 = 33,250.68 : x
  2. Step 2: Convert to fraction form
    64,415.43/96,654.06 = 33,250.68/x
  3. Step 3: Cross multiply
    64,415.43x = 96,654.06 × 33,250.68
  4. Step 4: Simplify right side
    64,415.43x = 3,213,813,219.76
  5. Step 5: Solve for x
    x = 3,213,813,219.76/64,415.43
  6. Step 6: Final answer
    x = 49,891.98

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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.