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Finding the Fourth Proportional to 64,198.98, 96,219.59 and 36,059.88

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Solution

The fourth proportional to 64,198.98, 96,219.59 and 36,059.88 is: 54,045.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,198.98 : 96,219.59 = 36,059.88 : x
  2. Step 2: Convert to fraction form
    64,198.98/96,219.59 = 36,059.88/x
  3. Step 3: Cross multiply
    64,198.98x = 96,219.59 × 36,059.88
  4. Step 4: Simplify right side
    64,198.98x = 3,469,666,869.05
  5. Step 5: Solve for x
    x = 3,469,666,869.05/64,198.98
  6. Step 6: Final answer
    x = 54,045.51

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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.