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Finding the Fourth Proportional to 252,236.48, 348,069.48 and 144,791.60

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Solution

The fourth proportional to 252,236.48, 348,069.48 and 144,791.60 is: 199,802.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,236.48 : 348,069.48 = 144,791.60 : x
  2. Step 2: Convert to fraction form
    252,236.48/348,069.48 = 144,791.60/x
  3. Step 3: Cross multiply
    252,236.48x = 348,069.48 × 144,791.60
  4. Step 4: Simplify right side
    252,236.48x = 50,397,536,920.37
  5. Step 5: Solve for x
    x = 50,397,536,920.37/252,236.48
  6. Step 6: Final answer
    x = 199,802.73

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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.