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Finding the Fourth Proportional to 92,723.52, 139,023.84 and 33,551.50

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Solution

The fourth proportional to 92,723.52, 139,023.84 and 33,551.50 is: 50,305.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,723.52 : 139,023.84 = 33,551.50 : x
  2. Step 2: Convert to fraction form
    92,723.52/139,023.84 = 33,551.50/x
  3. Step 3: Cross multiply
    92,723.52x = 139,023.84 × 33,551.50
  4. Step 4: Simplify right side
    92,723.52x = 4,664,458,367.76
  5. Step 5: Solve for x
    x = 4,664,458,367.76/92,723.52
  6. Step 6: Final answer
    x = 50,305.02

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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.