Home / 129,225.48-193,758.83-50,247.64

Finding the Fourth Proportional to 129,225.48, 193,758.83 and 50,247.64

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Solution

The fourth proportional to 129,225.48, 193,758.83 and 50,247.64 is: 75,340.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,225.48 : 193,758.83 = 50,247.64 : x
  2. Step 2: Convert to fraction form
    129,225.48/193,758.83 = 50,247.64/x
  3. Step 3: Cross multiply
    129,225.48x = 193,758.83 × 50,247.64
  4. Step 4: Simplify right side
    129,225.48x = 9,735,923,936.66
  5. Step 5: Solve for x
    x = 9,735,923,936.66/129,225.48
  6. Step 6: Final answer
    x = 75,340.59

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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.