Home / 255,713.80-352,887.42-140,996.56

Finding the Fourth Proportional to 255,713.80, 352,887.42 and 140,996.56

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Solution

The fourth proportional to 255,713.80, 352,887.42 and 140,996.56 is: 194,576.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,713.80 : 352,887.42 = 140,996.56 : x
  2. Step 2: Convert to fraction form
    255,713.80/352,887.42 = 140,996.56/x
  3. Step 3: Cross multiply
    255,713.80x = 352,887.42 × 140,996.56
  4. Step 4: Simplify right side
    255,713.80x = 49,755,910,522.84
  5. Step 5: Solve for x
    x = 49,755,910,522.84/255,713.80
  6. Step 6: Final answer
    x = 194,576.56

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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.