Home / 227,180.16-313,508.88-131,742.32

Finding the Fourth Proportional to 227,180.16, 313,508.88 and 131,742.32

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Solution

The fourth proportional to 227,180.16, 313,508.88 and 131,742.32 is: 181,804.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,180.16 : 313,508.88 = 131,742.32 : x
  2. Step 2: Convert to fraction form
    227,180.16/313,508.88 = 131,742.32/x
  3. Step 3: Cross multiply
    227,180.16x = 313,508.88 × 131,742.32
  4. Step 4: Simplify right side
    227,180.16x = 41,302,385,624.26
  5. Step 5: Solve for x
    x = 41,302,385,624.26/227,180.16
  6. Step 6: Final answer
    x = 181,804.55

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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.