Home / 89,181.21-123,066.79-48,894.09

Finding the Fourth Proportional to 89,181.21, 123,066.79 and 48,894.09

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Solution

The fourth proportional to 89,181.21, 123,066.79 and 48,894.09 is: 67,472.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,181.21 : 123,066.79 = 48,894.09 : x
  2. Step 2: Convert to fraction form
    89,181.21/123,066.79 = 48,894.09/x
  3. Step 3: Cross multiply
    89,181.21x = 123,066.79 × 48,894.09
  4. Step 4: Simplify right side
    89,181.21x = 6,017,238,122.54
  5. Step 5: Solve for x
    x = 6,017,238,122.54/89,181.21
  6. Step 6: Final answer
    x = 67,472.04

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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.