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Finding the Fourth Proportional to 62,170.27, 85,805.28 and 36,682.87

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Solution

The fourth proportional to 62,170.27, 85,805.28 and 36,682.87 is: 50,628.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,170.27 : 85,805.28 = 36,682.87 : x
  2. Step 2: Convert to fraction form
    62,170.27/85,805.28 = 36,682.87/x
  3. Step 3: Cross multiply
    62,170.27x = 85,805.28 × 36,682.87
  4. Step 4: Simplify right side
    62,170.27x = 3,147,583,931.55
  5. Step 5: Solve for x
    x = 3,147,583,931.55/62,170.27
  6. Step 6: Final answer
    x = 50,628.44

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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.