Home / 69,189.70-95,453.46-51,083.74

Finding the Fourth Proportional to 69,189.70, 95,453.46 and 51,083.74

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Solution

The fourth proportional to 69,189.70, 95,453.46 and 51,083.74 is: 70,474.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,189.70 : 95,453.46 = 51,083.74 : x
  2. Step 2: Convert to fraction form
    69,189.70/95,453.46 = 51,083.74/x
  3. Step 3: Cross multiply
    69,189.70x = 95,453.46 × 51,083.74
  4. Step 4: Simplify right side
    69,189.70x = 4,876,119,732.74
  5. Step 5: Solve for x
    x = 4,876,119,732.74/69,189.70
  6. Step 6: Final answer
    x = 70,474.65

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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.