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Finding the Fourth Proportional to 64,844.36, 97,227.60 and 25,354.42

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Solution

The fourth proportional to 64,844.36, 97,227.60 and 25,354.42 is: 38,016.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,844.36 : 97,227.60 = 25,354.42 : x
  2. Step 2: Convert to fraction form
    64,844.36/97,227.60 = 25,354.42/x
  3. Step 3: Cross multiply
    64,844.36x = 97,227.60 × 25,354.42
  4. Step 4: Simplify right side
    64,844.36x = 2,465,149,405.99
  5. Step 5: Solve for x
    x = 2,465,149,405.99/64,844.36
  6. Step 6: Final answer
    x = 38,016.40

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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.