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Finding the Fourth Proportional to 88,694.46, 133,064.73 and 44,319.42

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Solution

The fourth proportional to 88,694.46, 133,064.73 and 44,319.42 is: 66,490.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,694.46 : 133,064.73 = 44,319.42 : x
  2. Step 2: Convert to fraction form
    88,694.46/133,064.73 = 44,319.42/x
  3. Step 3: Cross multiply
    88,694.46x = 133,064.73 × 44,319.42
  4. Step 4: Simplify right side
    88,694.46x = 5,897,351,656.06
  5. Step 5: Solve for x
    x = 5,897,351,656.06/88,694.46
  6. Step 6: Final answer
    x = 66,490.64

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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.