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Finding the Fourth Proportional to 95,605.52, 131,932.50 and 53,163.32

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Solution

The fourth proportional to 95,605.52, 131,932.50 and 53,163.32 is: 73,363.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,605.52 : 131,932.50 = 53,163.32 : x
  2. Step 2: Convert to fraction form
    95,605.52/131,932.50 = 53,163.32/x
  3. Step 3: Cross multiply
    95,605.52x = 131,932.50 × 53,163.32
  4. Step 4: Simplify right side
    95,605.52x = 7,013,969,715.90
  5. Step 5: Solve for x
    x = 7,013,969,715.90/95,605.52
  6. Step 6: Final answer
    x = 73,363.65

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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.