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Finding the Fourth Proportional to 182,659.87, 252,069.78 and 102,087.37

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Solution

The fourth proportional to 182,659.87, 252,069.78 and 102,087.37 is: 140,880.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,659.87 : 252,069.78 = 102,087.37 : x
  2. Step 2: Convert to fraction form
    182,659.87/252,069.78 = 102,087.37/x
  3. Step 3: Cross multiply
    182,659.87x = 252,069.78 × 102,087.37
  4. Step 4: Simplify right side
    182,659.87x = 25,733,140,896.68
  5. Step 5: Solve for x
    x = 25,733,140,896.68/182,659.87
  6. Step 6: Final answer
    x = 140,880.10

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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.