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Finding the Fourth Proportional to 57,571.56, 79,465.86 and 36,364.95

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Solution

The fourth proportional to 57,571.56, 79,465.86 and 36,364.95 is: 50,194.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,571.56 : 79,465.86 = 36,364.95 : x
  2. Step 2: Convert to fraction form
    57,571.56/79,465.86 = 36,364.95/x
  3. Step 3: Cross multiply
    57,571.56x = 79,465.86 × 36,364.95
  4. Step 4: Simplify right side
    57,571.56x = 2,889,772,025.61
  5. Step 5: Solve for x
    x = 2,889,772,025.61/57,571.56
  6. Step 6: Final answer
    x = 50,194.44

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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.