Home / 89,129.43-133,716.07-25,950.10

Finding the Fourth Proportional to 89,129.43, 133,716.07 and 25,950.10

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Solution

The fourth proportional to 89,129.43, 133,716.07 and 25,950.10 is: 38,931.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,129.43 : 133,716.07 = 25,950.10 : x
  2. Step 2: Convert to fraction form
    89,129.43/133,716.07 = 25,950.10/x
  3. Step 3: Cross multiply
    89,129.43x = 133,716.07 × 25,950.10
  4. Step 4: Simplify right side
    89,129.43x = 3,469,945,388.11
  5. Step 5: Solve for x
    x = 3,469,945,388.11/89,129.43
  6. Step 6: Final answer
    x = 38,931.53

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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.