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Finding the Fourth Proportional to 89,591.00, 134,405.93 and 27,259.88

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Solution

The fourth proportional to 89,591.00, 134,405.93 and 27,259.88 is: 40,895.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,591.00 : 134,405.93 = 27,259.88 : x
  2. Step 2: Convert to fraction form
    89,591.00/134,405.93 = 27,259.88/x
  3. Step 3: Cross multiply
    89,591.00x = 134,405.93 × 27,259.88
  4. Step 4: Simplify right side
    89,591.00x = 3,663,888,919.21
  5. Step 5: Solve for x
    x = 3,663,888,919.21/89,591.00
  6. Step 6: Final answer
    x = 40,895.73

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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.