Home / 226,909.65-313,132.79-124,933

Finding the Fourth Proportional to 226,909.65, 313,132.79 and 124,933

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Solution

The fourth proportional to 226,909.65, 313,132.79 and 124,933 is: 172,406.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,909.65 : 313,132.79 = 124,933 : x
  2. Step 2: Convert to fraction form
    226,909.65/313,132.79 = 124,933/x
  3. Step 3: Cross multiply
    226,909.65x = 313,132.79 × 124,933
  4. Step 4: Simplify right side
    226,909.65x = 39,120,618,228.41
  5. Step 5: Solve for x
    x = 39,120,618,228.41/226,909.65
  6. Step 6: Final answer
    x = 172,406.15

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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.