Home / 226,700.88-312,842.16-131,205.66

Finding the Fourth Proportional to 226,700.88, 312,842.16 and 131,205.66

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Solution

The fourth proportional to 226,700.88, 312,842.16 and 131,205.66 is: 181,060.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,700.88 : 312,842.16 = 131,205.66 : x
  2. Step 2: Convert to fraction form
    226,700.88/312,842.16 = 131,205.66/x
  3. Step 3: Cross multiply
    226,700.88x = 312,842.16 × 131,205.66
  4. Step 4: Simplify right side
    226,700.88x = 41,046,662,078.63
  5. Step 5: Solve for x
    x = 41,046,662,078.63/226,700.88
  6. Step 6: Final answer
    x = 181,060.89

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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.