Home / 248,105.67-342,375.39-140,682.93

Finding the Fourth Proportional to 248,105.67, 342,375.39 and 140,682.93

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Solution

The fourth proportional to 248,105.67, 342,375.39 and 140,682.93 is: 194,136.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,105.67 : 342,375.39 = 140,682.93 : x
  2. Step 2: Convert to fraction form
    248,105.67/342,375.39 = 140,682.93/x
  3. Step 3: Cross multiply
    248,105.67x = 342,375.39 × 140,682.93
  4. Step 4: Simplify right side
    248,105.67x = 48,166,373,025.09
  5. Step 5: Solve for x
    x = 48,166,373,025.09/248,105.67
  6. Step 6: Final answer
    x = 194,136.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.