Home / 170,458.75-255,688.11-161,935.14

Finding the Fourth Proportional to 170,458.75, 255,688.11 and 161,935.14

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Solution

The fourth proportional to 170,458.75, 255,688.11 and 161,935.14 is: 242,902.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,458.75 : 255,688.11 = 161,935.14 : x
  2. Step 2: Convert to fraction form
    170,458.75/255,688.11 = 161,935.14/x
  3. Step 3: Cross multiply
    170,458.75x = 255,688.11 × 161,935.14
  4. Step 4: Simplify right side
    170,458.75x = 41,404,890,584.34
  5. Step 5: Solve for x
    x = 41,404,890,584.34/170,458.75
  6. Step 6: Final answer
    x = 242,902.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.