Home / 89,227.44-123,137.31-48,942.90

Finding the Fourth Proportional to 89,227.44, 123,137.31 and 48,942.90

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Solution

The fourth proportional to 89,227.44, 123,137.31 and 48,942.90 is: 67,543.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,227.44 : 123,137.31 = 48,942.90 : x
  2. Step 2: Convert to fraction form
    89,227.44/123,137.31 = 48,942.90/x
  3. Step 3: Cross multiply
    89,227.44x = 123,137.31 × 48,942.90
  4. Step 4: Simplify right side
    89,227.44x = 6,026,697,233.13
  5. Step 5: Solve for x
    x = 6,026,697,233.13/89,227.44
  6. Step 6: Final answer
    x = 67,543.09

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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.