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Finding the Fourth Proportional to 62,038, 85,612.48 and 35,171.92

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Solution

The fourth proportional to 62,038, 85,612.48 and 35,171.92 is: 48,537.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,038 : 85,612.48 = 35,171.92 : x
  2. Step 2: Convert to fraction form
    62,038/85,612.48 = 35,171.92/x
  3. Step 3: Cross multiply
    62,038x = 85,612.48 × 35,171.92
  4. Step 4: Simplify right side
    62,038x = 3,011,155,297.56
  5. Step 5: Solve for x
    x = 3,011,155,297.56/62,038
  6. Step 6: Final answer
    x = 48,537.27

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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.