Home / 89,247.10-123,159.94-48,961.17

Finding the Fourth Proportional to 89,247.10, 123,159.94 and 48,961.17

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Solution

The fourth proportional to 89,247.10, 123,159.94 and 48,961.17 is: 67,565.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,247.10 : 123,159.94 = 48,961.17 : x
  2. Step 2: Convert to fraction form
    89,247.10/123,159.94 = 48,961.17/x
  3. Step 3: Cross multiply
    89,247.10x = 123,159.94 × 48,961.17
  4. Step 4: Simplify right side
    89,247.10x = 6,030,054,759.53
  5. Step 5: Solve for x
    x = 6,030,054,759.53/89,247.10
  6. Step 6: Final answer
    x = 67,565.83

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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.