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Finding the Fourth Proportional to 64,338.93, 88,787.97 and 36,044.64

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Solution

The fourth proportional to 64,338.93, 88,787.97 and 36,044.64 is: 49,741.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,338.93 : 88,787.97 = 36,044.64 : x
  2. Step 2: Convert to fraction form
    64,338.93/88,787.97 = 36,044.64/x
  3. Step 3: Cross multiply
    64,338.93x = 88,787.97 × 36,044.64
  4. Step 4: Simplify right side
    64,338.93x = 3,200,330,414.98
  5. Step 5: Solve for x
    x = 3,200,330,414.98/64,338.93
  6. Step 6: Final answer
    x = 49,741.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.