Home / 181,688.20-250,735.62-113,683.48

Finding the Fourth Proportional to 181,688.20, 250,735.62 and 113,683.48

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Solution

The fourth proportional to 181,688.20, 250,735.62 and 113,683.48 is: 156,886.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,688.20 : 250,735.62 = 113,683.48 : x
  2. Step 2: Convert to fraction form
    181,688.20/250,735.62 = 113,683.48/x
  3. Step 3: Cross multiply
    181,688.20x = 250,735.62 × 113,683.48
  4. Step 4: Simplify right side
    181,688.20x = 28,504,497,841.56
  5. Step 5: Solve for x
    x = 28,504,497,841.56/181,688.20
  6. Step 6: Final answer
    x = 156,886.90

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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.