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Finding the Fourth Proportional to 62,373.15, 86,076.95 and 34,078.86

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Solution

The fourth proportional to 62,373.15, 86,076.95 and 34,078.86 is: 47,029.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,373.15 : 86,076.95 = 34,078.86 : x
  2. Step 2: Convert to fraction form
    62,373.15/86,076.95 = 34,078.86/x
  3. Step 3: Cross multiply
    62,373.15x = 86,076.95 × 34,078.86
  4. Step 4: Simplify right side
    62,373.15x = 2,933,404,157.88
  5. Step 5: Solve for x
    x = 2,933,404,157.88/62,373.15
  6. Step 6: Final answer
    x = 47,029.92

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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.