Home / 227,205.86-313,542.68-123,839.93

Finding the Fourth Proportional to 227,205.86, 313,542.68 and 123,839.93

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Solution

The fourth proportional to 227,205.86, 313,542.68 and 123,839.93 is: 170,898.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,205.86 : 313,542.68 = 123,839.93 : x
  2. Step 2: Convert to fraction form
    227,205.86/313,542.68 = 123,839.93/x
  3. Step 3: Cross multiply
    227,205.86x = 313,542.68 × 123,839.93
  4. Step 4: Simplify right side
    227,205.86x = 38,829,102,924.01
  5. Step 5: Solve for x
    x = 38,829,102,924.01/227,205.86
  6. Step 6: Final answer
    x = 170,898.34

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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.