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Finding the Fourth Proportional to 64,936.62, 97,365.51 and 25,446.42

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Solution

The fourth proportional to 64,936.62, 97,365.51 and 25,446.42 is: 38,154.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,936.62 : 97,365.51 = 25,446.42 : x
  2. Step 2: Convert to fraction form
    64,936.62/97,365.51 = 25,446.42/x
  3. Step 3: Cross multiply
    64,936.62x = 97,365.51 × 25,446.42
  4. Step 4: Simplify right side
    64,936.62x = 2,477,603,660.97
  5. Step 5: Solve for x
    x = 2,477,603,660.97/64,936.62
  6. Step 6: Final answer
    x = 38,154.18

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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.