Home / 170,131.74-255,197.61-45,469.50

Finding the Fourth Proportional to 170,131.74, 255,197.61 and 45,469.50

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Solution

The fourth proportional to 170,131.74, 255,197.61 and 45,469.50 is: 68,204.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,131.74 : 255,197.61 = 45,469.50 : x
  2. Step 2: Convert to fraction form
    170,131.74/255,197.61 = 45,469.50/x
  3. Step 3: Cross multiply
    170,131.74x = 255,197.61 × 45,469.50
  4. Step 4: Simplify right side
    170,131.74x = 11,603,707,727.90
  5. Step 5: Solve for x
    x = 11,603,707,727.90/170,131.74
  6. Step 6: Final answer
    x = 68,204.25

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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.