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Finding the Fourth Proportional to 89,583, 134,393.93 and 27,251.88

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Solution

The fourth proportional to 89,583, 134,393.93 and 27,251.88 is: 40,883.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,583 : 134,393.93 = 27,251.88 : x
  2. Step 2: Convert to fraction form
    89,583/134,393.93 = 27,251.88/x
  3. Step 3: Cross multiply
    89,583x = 134,393.93 × 27,251.88
  4. Step 4: Simplify right side
    89,583x = 3,662,487,253.09
  5. Step 5: Solve for x
    x = 3,662,487,253.09/89,583
  6. Step 6: Final answer
    x = 40,883.73

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1.5x scale

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.