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Finding the Fourth Proportional to 89,757.87, 134,659.87 and 33,598.79

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Solution

The fourth proportional to 89,757.87, 134,659.87 and 33,598.79 is: 50,406.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,757.87 : 134,659.87 = 33,598.79 : x
  2. Step 2: Convert to fraction form
    89,757.87/134,659.87 = 33,598.79/x
  3. Step 3: Cross multiply
    89,757.87x = 134,659.87 × 33,598.79
  4. Step 4: Simplify right side
    89,757.87x = 4,524,408,377.74
  5. Step 5: Solve for x
    x = 4,524,408,377.74/89,757.87
  6. Step 6: Final answer
    x = 50,406.82

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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.