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Finding the Fourth Proportional to 80,364.46, 110,826.02 and 48,093.60

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Solution

The fourth proportional to 80,364.46, 110,826.02 and 48,093.60 is: 66,323.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,364.46 : 110,826.02 = 48,093.60 : x
  2. Step 2: Convert to fraction form
    80,364.46/110,826.02 = 48,093.60/x
  3. Step 3: Cross multiply
    80,364.46x = 110,826.02 × 48,093.60
  4. Step 4: Simplify right side
    80,364.46x = 5,330,022,275.47
  5. Step 5: Solve for x
    x = 5,330,022,275.47/80,364.46
  6. Step 6: Final answer
    x = 66,323.13

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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.