Home / 92,497.23-138,745.85-39,197.61

Finding the Fourth Proportional to 92,497.23, 138,745.85 and 39,197.61

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Solution

The fourth proportional to 92,497.23, 138,745.85 and 39,197.61 is: 58,796.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,497.23 : 138,745.85 = 39,197.61 : x
  2. Step 2: Convert to fraction form
    92,497.23/138,745.85 = 39,197.61/x
  3. Step 3: Cross multiply
    92,497.23x = 138,745.85 × 39,197.61
  4. Step 4: Simplify right side
    92,497.23x = 5,438,505,521.43
  5. Step 5: Solve for x
    x = 5,438,505,521.43/92,497.23
  6. Step 6: Final answer
    x = 58,796.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.