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Finding the Fourth Proportional to 92,850.86, 139,222.88 and 49,520.35

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Solution

The fourth proportional to 92,850.86, 139,222.88 and 49,520.35 is: 74,252.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,850.86 : 139,222.88 = 49,520.35 : x
  2. Step 2: Convert to fraction form
    92,850.86/139,222.88 = 49,520.35/x
  3. Step 3: Cross multiply
    92,850.86x = 139,222.88 × 49,520.35
  4. Step 4: Simplify right side
    92,850.86x = 6,894,365,745.61
  5. Step 5: Solve for x
    x = 6,894,365,745.61/92,850.86
  6. Step 6: Final answer
    x = 74,252.04

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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.