Home / 129,225.23-193,758.46-50,247.39

Finding the Fourth Proportional to 129,225.23, 193,758.46 and 50,247.39

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Solution

The fourth proportional to 129,225.23, 193,758.46 and 50,247.39 is: 75,340.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,225.23 : 193,758.46 = 50,247.39 : x
  2. Step 2: Convert to fraction form
    129,225.23/193,758.46 = 50,247.39/x
  3. Step 3: Cross multiply
    129,225.23x = 193,758.46 × 50,247.39
  4. Step 4: Simplify right side
    129,225.23x = 9,735,856,779.80
  5. Step 5: Solve for x
    x = 9,735,856,779.80/129,225.23
  6. Step 6: Final answer
    x = 75,340.22

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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.