Home / 89,164.90-123,016.04-50,896.85

Finding the Fourth Proportional to 89,164.90, 123,016.04 and 50,896.85

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Solution

The fourth proportional to 89,164.90, 123,016.04 and 50,896.85 is: 70,219.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,164.90 : 123,016.04 = 50,896.85 : x
  2. Step 2: Convert to fraction form
    89,164.90/123,016.04 = 50,896.85/x
  3. Step 3: Cross multiply
    89,164.90x = 123,016.04 × 50,896.85
  4. Step 4: Simplify right side
    89,164.90x = 6,261,128,065.91
  5. Step 5: Solve for x
    x = 6,261,128,065.91/89,164.90
  6. Step 6: Final answer
    x = 70,219.65

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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.