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Finding the Fourth Proportional to 252,274.40, 348,163.27 and 188,501.48

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Solution

The fourth proportional to 252,274.40, 348,163.27 and 188,501.48 is: 260,150.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,274.40 : 348,163.27 = 188,501.48 : x
  2. Step 2: Convert to fraction form
    252,274.40/348,163.27 = 188,501.48/x
  3. Step 3: Cross multiply
    252,274.40x = 348,163.27 × 188,501.48
  4. Step 4: Simplify right side
    252,274.40x = 65,629,289,464.57
  5. Step 5: Solve for x
    x = 65,629,289,464.57/252,274.40
  6. Step 6: Final answer
    x = 260,150.42

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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.