Home / 251,819.44-347,512.92-137,098.87

Finding the Fourth Proportional to 251,819.44, 347,512.92 and 137,098.87

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Solution

The fourth proportional to 251,819.44, 347,512.92 and 137,098.87 is: 189,197.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,819.44 : 347,512.92 = 137,098.87 : x
  2. Step 2: Convert to fraction form
    251,819.44/347,512.92 = 137,098.87/x
  3. Step 3: Cross multiply
    251,819.44x = 347,512.92 × 137,098.87
  4. Step 4: Simplify right side
    251,819.44x = 47,643,628,642.40
  5. Step 5: Solve for x
    x = 47,643,628,642.40/251,819.44
  6. Step 6: Final answer
    x = 189,197.58

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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.