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Finding the Fourth Proportional to 252,370.92, 348,271.20 and 144,947.91

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Solution

The fourth proportional to 252,370.92, 348,271.20 and 144,947.91 is: 200,027.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,370.92 : 348,271.20 = 144,947.91 : x
  2. Step 2: Convert to fraction form
    252,370.92/348,271.20 = 144,947.91/x
  3. Step 3: Cross multiply
    252,370.92x = 348,271.20 × 144,947.91
  4. Step 4: Simplify right side
    252,370.92x = 50,481,182,553.19
  5. Step 5: Solve for x
    x = 50,481,182,553.19/252,370.92
  6. Step 6: Final answer
    x = 200,027.73

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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.