Home / 252,487.80-348,286.23-161,811.54

Finding the Fourth Proportional to 252,487.80, 348,286.23 and 161,811.54

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Solution

The fourth proportional to 252,487.80, 348,286.23 and 161,811.54 is: 223,205.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,487.80 : 348,286.23 = 161,811.54 : x
  2. Step 2: Convert to fraction form
    252,487.80/348,286.23 = 161,811.54/x
  3. Step 3: Cross multiply
    252,487.80x = 348,286.23 × 161,811.54
  4. Step 4: Simplify right side
    252,487.80x = 56,356,731,237.09
  5. Step 5: Solve for x
    x = 56,356,731,237.09/252,487.80
  6. Step 6: Final answer
    x = 223,205.76

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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.