Home / 89,183.28-123,069.66-48,896.16

Finding the Fourth Proportional to 89,183.28, 123,069.66 and 48,896.16

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Solution

The fourth proportional to 89,183.28, 123,069.66 and 48,896.16 is: 67,474.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,183.28 : 123,069.66 = 48,896.16 : x
  2. Step 2: Convert to fraction form
    89,183.28/123,069.66 = 48,896.16/x
  3. Step 3: Cross multiply
    89,183.28x = 123,069.66 × 48,896.16
  4. Step 4: Simplify right side
    89,183.28x = 6,017,633,786.51
  5. Step 5: Solve for x
    x = 6,017,633,786.51/89,183.28
  6. Step 6: Final answer
    x = 67,474.91

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1.5x scale

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.