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Finding the Fourth Proportional to 362,063.63, 543,122.09 and 95,822.34

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Solution

The fourth proportional to 362,063.63, 543,122.09 and 95,822.34 is: 143,740.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,063.63 : 543,122.09 = 95,822.34 : x
  2. Step 2: Convert to fraction form
    362,063.63/543,122.09 = 95,822.34/x
  3. Step 3: Cross multiply
    362,063.63x = 543,122.09 × 95,822.34
  4. Step 4: Simplify right side
    362,063.63x = 52,043,229,569.49
  5. Step 5: Solve for x
    x = 52,043,229,569.49/362,063.63
  6. Step 6: Final answer
    x = 143,740.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.