Home / 226,843.04-313,043.52-131,354.80

Finding the Fourth Proportional to 226,843.04, 313,043.52 and 131,354.80

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Solution

The fourth proportional to 226,843.04, 313,043.52 and 131,354.80 is: 181,269.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,843.04 : 313,043.52 = 131,354.80 : x
  2. Step 2: Convert to fraction form
    226,843.04/313,043.52 = 131,354.80/x
  3. Step 3: Cross multiply
    226,843.04x = 313,043.52 × 131,354.80
  4. Step 4: Simplify right side
    226,843.04x = 41,119,768,960.90
  5. Step 5: Solve for x
    x = 41,119,768,960.90/226,843.04
  6. Step 6: Final answer
    x = 181,269.70

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1.5x scale

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.