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Finding the Fourth Proportional to 92,932.73, 139,404.40 and 26,367.60

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Solution

The fourth proportional to 92,932.73, 139,404.40 and 26,367.60 is: 39,552.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,932.73 : 139,404.40 = 26,367.60 : x
  2. Step 2: Convert to fraction form
    92,932.73/139,404.40 = 26,367.60/x
  3. Step 3: Cross multiply
    92,932.73x = 139,404.40 × 26,367.60
  4. Step 4: Simplify right side
    92,932.73x = 3,675,759,391.52
  5. Step 5: Solve for x
    x = 3,675,759,391.52/92,932.73
  6. Step 6: Final answer
    x = 39,552.91

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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.