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Finding the Fourth Proportional to 62,186.85, 85,834.62 and 35,330.49

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Solution

The fourth proportional to 62,186.85, 85,834.62 and 35,330.49 is: 48,765.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,186.85 : 85,834.62 = 35,330.49 : x
  2. Step 2: Convert to fraction form
    62,186.85/85,834.62 = 35,330.49/x
  3. Step 3: Cross multiply
    62,186.85x = 85,834.62 × 35,330.49
  4. Step 4: Simplify right side
    62,186.85x = 3,032,579,183.56
  5. Step 5: Solve for x
    x = 3,032,579,183.56/62,186.85
  6. Step 6: Final answer
    x = 48,765.60

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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.