Home / 226,608.28-312,694.89-131,097.13

Finding the Fourth Proportional to 226,608.28, 312,694.89 and 131,097.13

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Solution

The fourth proportional to 226,608.28, 312,694.89 and 131,097.13 is: 180,899.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,608.28 : 312,694.89 = 131,097.13 : x
  2. Step 2: Convert to fraction form
    226,608.28/312,694.89 = 131,097.13/x
  3. Step 3: Cross multiply
    226,608.28x = 312,694.89 × 131,097.13
  4. Step 4: Simplify right side
    226,608.28x = 40,993,402,644.67
  5. Step 5: Solve for x
    x = 40,993,402,644.67/226,608.28
  6. Step 6: Final answer
    x = 180,899.84

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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.