Home / 129,099.27-193,574.41-50,121.24

Finding the Fourth Proportional to 129,099.27, 193,574.41 and 50,121.24

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Solution

The fourth proportional to 129,099.27, 193,574.41 and 50,121.24 is: 75,152.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,099.27 : 193,574.41 = 50,121.24 : x
  2. Step 2: Convert to fraction form
    129,099.27/193,574.41 = 50,121.24/x
  3. Step 3: Cross multiply
    129,099.27x = 193,574.41 × 50,121.24
  4. Step 4: Simplify right side
    129,099.27x = 9,702,189,461.47
  5. Step 5: Solve for x
    x = 9,702,189,461.47/129,099.27
  6. Step 6: Final answer
    x = 75,152.94

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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.