Home / 89,974.68-134,949.33-49,460.82

Finding the Fourth Proportional to 89,974.68, 134,949.33 and 49,460.82

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Solution

The fourth proportional to 89,974.68, 134,949.33 and 49,460.82 is: 74,184.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,974.68 : 134,949.33 = 49,460.82 : x
  2. Step 2: Convert to fraction form
    89,974.68/134,949.33 = 49,460.82/x
  3. Step 3: Cross multiply
    89,974.68x = 134,949.33 × 49,460.82
  4. Step 4: Simplify right side
    89,974.68x = 6,674,704,520.25
  5. Step 5: Solve for x
    x = 6,674,704,520.25/89,974.68
  6. Step 6: Final answer
    x = 74,184.25

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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.