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Finding the Fourth Proportional to 64,073.09, 96,073.64 and 26,607.96

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Solution

The fourth proportional to 64,073.09, 96,073.64 and 26,607.96 is: 39,896.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,073.09 : 96,073.64 = 26,607.96 : x
  2. Step 2: Convert to fraction form
    64,073.09/96,073.64 = 26,607.96/x
  3. Step 3: Cross multiply
    64,073.09x = 96,073.64 × 26,607.96
  4. Step 4: Simplify right side
    64,073.09x = 2,556,322,956.77
  5. Step 5: Solve for x
    x = 2,556,322,956.77/64,073.09
  6. Step 6: Final answer
    x = 39,896.99

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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.