Home / 170,122-255,099.84-102,723.52

Finding the Fourth Proportional to 170,122, 255,099.84 and 102,723.52

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Solution

The fourth proportional to 170,122, 255,099.84 and 102,723.52 is: 154,035.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,122 : 255,099.84 = 102,723.52 : x
  2. Step 2: Convert to fraction form
    170,122/255,099.84 = 102,723.52/x
  3. Step 3: Cross multiply
    170,122x = 255,099.84 × 102,723.52
  4. Step 4: Simplify right side
    170,122x = 26,204,753,516.24
  5. Step 5: Solve for x
    x = 26,204,753,516.24/170,122
  6. Step 6: Final answer
    x = 154,035.07

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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.