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Finding the Fourth Proportional to 69,318.03, 95,658.62 and 37,486.85

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Solution

The fourth proportional to 69,318.03, 95,658.62 and 37,486.85 is: 51,731.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,318.03 : 95,658.62 = 37,486.85 : x
  2. Step 2: Convert to fraction form
    69,318.03/95,658.62 = 37,486.85/x
  3. Step 3: Cross multiply
    69,318.03x = 95,658.62 × 37,486.85
  4. Step 4: Simplify right side
    69,318.03x = 3,585,940,422.36
  5. Step 5: Solve for x
    x = 3,585,940,422.36/69,318.03
  6. Step 6: Final answer
    x = 51,731.71

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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.