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Finding the Fourth Proportional to 64,859.10, 97,272.45 and 24,869.40

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Solution

The fourth proportional to 64,859.10, 97,272.45 and 24,869.40 is: 37,297.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,859.10 : 97,272.45 = 24,869.40 : x
  2. Step 2: Convert to fraction form
    64,859.10/97,272.45 = 24,869.40/x
  3. Step 3: Cross multiply
    64,859.10x = 97,272.45 × 24,869.40
  4. Step 4: Simplify right side
    64,859.10x = 2,419,107,468.03
  5. Step 5: Solve for x
    x = 2,419,107,468.03/64,859.10
  6. Step 6: Final answer
    x = 37,297.89

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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.