Home / 89,137.53-123,010.73-48,850.41

Finding the Fourth Proportional to 89,137.53, 123,010.73 and 48,850.41

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Solution

The fourth proportional to 89,137.53, 123,010.73 and 48,850.41 is: 67,414.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,137.53 : 123,010.73 = 48,850.41 : x
  2. Step 2: Convert to fraction form
    89,137.53/123,010.73 = 48,850.41/x
  3. Step 3: Cross multiply
    89,137.53x = 123,010.73 × 48,850.41
  4. Step 4: Simplify right side
    89,137.53x = 6,009,124,577.97
  5. Step 5: Solve for x
    x = 6,009,124,577.97/89,137.53
  6. Step 6: Final answer
    x = 67,414.08

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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.