Home / 227,189.16-313,521.30-131,751.32

Finding the Fourth Proportional to 227,189.16, 313,521.30 and 131,751.32

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Solution

The fourth proportional to 227,189.16, 313,521.30 and 131,751.32 is: 181,816.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,189.16 : 313,521.30 = 131,751.32 : x
  2. Step 2: Convert to fraction form
    227,189.16/313,521.30 = 131,751.32/x
  3. Step 3: Cross multiply
    227,189.16x = 313,521.30 × 131,751.32
  4. Step 4: Simplify right side
    227,189.16x = 41,306,843,555.51
  5. Step 5: Solve for x
    x = 41,306,843,555.51/227,189.16
  6. Step 6: Final answer
    x = 181,816.97

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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.