Home / 89,926.76-134,958.21-50,517.02

Finding the Fourth Proportional to 89,926.76, 134,958.21 and 50,517.02

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Solution

The fourth proportional to 89,926.76, 134,958.21 and 50,517.02 is: 75,813.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,926.76 : 134,958.21 = 50,517.02 : x
  2. Step 2: Convert to fraction form
    89,926.76/134,958.21 = 50,517.02/x
  3. Step 3: Cross multiply
    89,926.76x = 134,958.21 × 50,517.02
  4. Step 4: Simplify right side
    89,926.76x = 6,817,686,593.73
  5. Step 5: Solve for x
    x = 6,817,686,593.73/89,926.76
  6. Step 6: Final answer
    x = 75,813.77

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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.