Home / 89,482.11-123,481.83-49,195.14

Finding the Fourth Proportional to 89,482.11, 123,481.83 and 49,195.14

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Solution

The fourth proportional to 89,482.11, 123,481.83 and 49,195.14 is: 67,887.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,482.11 : 123,481.83 = 49,195.14 : x
  2. Step 2: Convert to fraction form
    89,482.11/123,481.83 = 49,195.14/x
  3. Step 3: Cross multiply
    89,482.11x = 123,481.83 × 49,195.14
  4. Step 4: Simplify right side
    89,482.11x = 6,074,705,914.31
  5. Step 5: Solve for x
    x = 6,074,705,914.31/89,482.11
  6. Step 6: Final answer
    x = 67,887.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.