Home / 252,415.22-378,571.89-92,436.54

Finding the Fourth Proportional to 252,415.22, 378,571.89 and 92,436.54

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Solution

The fourth proportional to 252,415.22, 378,571.89 and 92,436.54 is: 138,636.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,415.22 : 378,571.89 = 92,436.54 : x
  2. Step 2: Convert to fraction form
    252,415.22/378,571.89 = 92,436.54/x
  3. Step 3: Cross multiply
    252,415.22x = 378,571.89 × 92,436.54
  4. Step 4: Simplify right side
    252,415.22x = 34,993,875,644.59
  5. Step 5: Solve for x
    x = 34,993,875,644.59/252,415.22
  6. Step 6: Final answer
    x = 138,636.16

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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.