Home / 49,137.96-67,790.34-34,242.60

Finding the Fourth Proportional to 49,137.96, 67,790.34 and 34,242.60

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Solution

The fourth proportional to 49,137.96, 67,790.34 and 34,242.60 is: 47,240.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,137.96 : 67,790.34 = 34,242.60 : x
  2. Step 2: Convert to fraction form
    49,137.96/67,790.34 = 34,242.60/x
  3. Step 3: Cross multiply
    49,137.96x = 67,790.34 × 34,242.60
  4. Step 4: Simplify right side
    49,137.96x = 2,321,317,496.48
  5. Step 5: Solve for x
    x = 2,321,317,496.48/49,137.96
  6. Step 6: Final answer
    x = 47,240.82

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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.