Home / 181,786.05-250,987.92-113,830.29

Finding the Fourth Proportional to 181,786.05, 250,987.92 and 113,830.29

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Solution

The fourth proportional to 181,786.05, 250,987.92 and 113,830.29 is: 157,162.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,786.05 : 250,987.92 = 113,830.29 : x
  2. Step 2: Convert to fraction form
    181,786.05/250,987.92 = 113,830.29/x
  3. Step 3: Cross multiply
    181,786.05x = 250,987.92 × 113,830.29
  4. Step 4: Simplify right side
    181,786.05x = 28,570,027,720.10
  5. Step 5: Solve for x
    x = 28,570,027,720.10/181,786.05
  6. Step 6: Final answer
    x = 157,162.93

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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.