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Finding the Fourth Proportional to 64,964.92, 97,447.23 and 25,494.43

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Solution

The fourth proportional to 64,964.92, 97,447.23 and 25,494.43 is: 38,241.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,964.92 : 97,447.23 = 25,494.43 : x
  2. Step 2: Convert to fraction form
    64,964.92/97,447.23 = 25,494.43/x
  3. Step 3: Cross multiply
    64,964.92x = 97,447.23 × 25,494.43
  4. Step 4: Simplify right side
    64,964.92x = 2,484,361,583.93
  5. Step 5: Solve for x
    x = 2,484,361,583.93/64,964.92
  6. Step 6: Final answer
    x = 38,241.59

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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.