Home / 69,072.52-95,311.11-38,856.82

Finding the Fourth Proportional to 69,072.52, 95,311.11 and 38,856.82

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Solution

The fourth proportional to 69,072.52, 95,311.11 and 38,856.82 is: 53,617.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,072.52 : 95,311.11 = 38,856.82 : x
  2. Step 2: Convert to fraction form
    69,072.52/95,311.11 = 38,856.82/x
  3. Step 3: Cross multiply
    69,072.52x = 95,311.11 × 38,856.82
  4. Step 4: Simplify right side
    69,072.52x = 3,703,486,645.27
  5. Step 5: Solve for x
    x = 3,703,486,645.27/69,072.52
  6. Step 6: Final answer
    x = 53,617.37

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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.