Home / 89,194.96-123,086.28-48,907.66

Finding the Fourth Proportional to 89,194.96, 123,086.28 and 48,907.66

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Solution

The fourth proportional to 89,194.96, 123,086.28 and 48,907.66 is: 67,491.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,194.96 : 123,086.28 = 48,907.66 : x
  2. Step 2: Convert to fraction form
    89,194.96/123,086.28 = 48,907.66/x
  3. Step 3: Cross multiply
    89,194.96x = 123,086.28 × 48,907.66
  4. Step 4: Simplify right side
    89,194.96x = 6,019,861,932.90
  5. Step 5: Solve for x
    x = 6,019,861,932.90/89,194.96
  6. Step 6: Final answer
    x = 67,491.05

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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.