Home / 89,474.29-134,112.99-36,855.07

Finding the Fourth Proportional to 89,474.29, 134,112.99 and 36,855.07

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Solution

The fourth proportional to 89,474.29, 134,112.99 and 36,855.07 is: 55,242.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,474.29 : 134,112.99 = 36,855.07 : x
  2. Step 2: Convert to fraction form
    89,474.29/134,112.99 = 36,855.07/x
  3. Step 3: Cross multiply
    89,474.29x = 134,112.99 × 36,855.07
  4. Step 4: Simplify right side
    89,474.29x = 4,942,743,299.08
  5. Step 5: Solve for x
    x = 4,942,743,299.08/89,474.29
  6. Step 6: Final answer
    x = 55,242.05

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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.