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Finding the Fourth Proportional to 64,092.64, 96,154.82 and 26,641.48

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Solution

The fourth proportional to 64,092.64, 96,154.82 and 26,641.48 is: 39,968.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,092.64 : 96,154.82 = 26,641.48 : x
  2. Step 2: Convert to fraction form
    64,092.64/96,154.82 = 26,641.48/x
  3. Step 3: Cross multiply
    64,092.64x = 96,154.82 × 26,641.48
  4. Step 4: Simplify right side
    64,092.64x = 2,561,706,713.93
  5. Step 5: Solve for x
    x = 2,561,706,713.93/64,092.64
  6. Step 6: Final answer
    x = 39,968.81

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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.