Home / 227,070.66-313,357.62-131,632.80

Finding the Fourth Proportional to 227,070.66, 313,357.62 and 131,632.80

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Solution

The fourth proportional to 227,070.66, 313,357.62 and 131,632.80 is: 181,653.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,070.66 : 313,357.62 = 131,632.80 : x
  2. Step 2: Convert to fraction form
    227,070.66/313,357.62 = 131,632.80/x
  3. Step 3: Cross multiply
    227,070.66x = 313,357.62 × 131,632.80
  4. Step 4: Simplify right side
    227,070.66x = 41,248,140,921.94
  5. Step 5: Solve for x
    x = 41,248,140,921.94/227,070.66
  6. Step 6: Final answer
    x = 181,653.33

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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.