Home / 129,176.75-193,727.46-50,272.22

Finding the Fourth Proportional to 129,176.75, 193,727.46 and 50,272.22

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Solution

The fourth proportional to 129,176.75, 193,727.46 and 50,272.22 is: 75,393.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,176.75 : 193,727.46 = 50,272.22 : x
  2. Step 2: Convert to fraction form
    129,176.75/193,727.46 = 50,272.22/x
  3. Step 3: Cross multiply
    129,176.75x = 193,727.46 × 50,272.22
  4. Step 4: Simplify right side
    129,176.75x = 9,739,110,162.00
  5. Step 5: Solve for x
    x = 9,739,110,162.00/129,176.75
  6. Step 6: Final answer
    x = 75,393.68

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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.