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Finding the Fourth Proportional to 64,455.85, 96,719.01 and 25,014.52

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Solution

The fourth proportional to 64,455.85, 96,719.01 and 25,014.52 is: 37,535.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,455.85 : 96,719.01 = 25,014.52 : x
  2. Step 2: Convert to fraction form
    64,455.85/96,719.01 = 25,014.52/x
  3. Step 3: Cross multiply
    64,455.85x = 96,719.01 × 25,014.52
  4. Step 4: Simplify right side
    64,455.85x = 2,419,379,610.03
  5. Step 5: Solve for x
    x = 2,419,379,610.03/64,455.85
  6. Step 6: Final answer
    x = 37,535.45

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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.