Home / 170,136.75-255,174.15-50,168.87

Finding the Fourth Proportional to 170,136.75, 255,174.15 and 50,168.87

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Solution

The fourth proportional to 170,136.75, 255,174.15 and 50,168.87 is: 75,244.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,136.75 : 255,174.15 = 50,168.87 : x
  2. Step 2: Convert to fraction form
    170,136.75/255,174.15 = 50,168.87/x
  3. Step 3: Cross multiply
    170,136.75x = 255,174.15 × 50,168.87
  4. Step 4: Simplify right side
    170,136.75x = 12,801,798,345.68
  5. Step 5: Solve for x
    x = 12,801,798,345.68/170,136.75
  6. Step 6: Final answer
    x = 75,244.17

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1.5x scale

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.