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Finding the Fourth Proportional to 64,245.68, 96,375.72 and 17,498.96

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Solution

The fourth proportional to 64,245.68, 96,375.72 and 17,498.96 is: 26,250.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,245.68 : 96,375.72 = 17,498.96 : x
  2. Step 2: Convert to fraction form
    64,245.68/96,375.72 = 17,498.96/x
  3. Step 3: Cross multiply
    64,245.68x = 96,375.72 × 17,498.96
  4. Step 4: Simplify right side
    64,245.68x = 1,686,474,869.25
  5. Step 5: Solve for x
    x = 1,686,474,869.25/64,245.68
  6. Step 6: Final answer
    x = 26,250.40

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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.