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Finding the Fourth Proportional to 62,609.44, 86,379.60 and 35,732.56

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Solution

The fourth proportional to 62,609.44, 86,379.60 and 35,732.56 is: 49,298.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,609.44 : 86,379.60 = 35,732.56 : x
  2. Step 2: Convert to fraction form
    62,609.44/86,379.60 = 35,732.56/x
  3. Step 3: Cross multiply
    62,609.44x = 86,379.60 × 35,732.56
  4. Step 4: Simplify right side
    62,609.44x = 3,086,564,239.78
  5. Step 5: Solve for x
    x = 3,086,564,239.78/62,609.44
  6. Step 6: Final answer
    x = 49,298.70

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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.