Home / 137,375.87-206,093.39-42,604.13

Finding the Fourth Proportional to 137,375.87, 206,093.39 and 42,604.13

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Solution

The fourth proportional to 137,375.87, 206,093.39 and 42,604.13 is: 63,915.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,375.87 : 206,093.39 = 42,604.13 : x
  2. Step 2: Convert to fraction form
    137,375.87/206,093.39 = 42,604.13/x
  3. Step 3: Cross multiply
    137,375.87x = 206,093.39 × 42,604.13
  4. Step 4: Simplify right side
    137,375.87x = 8,780,429,881.91
  5. Step 5: Solve for x
    x = 8,780,429,881.91/137,375.87
  6. Step 6: Final answer
    x = 63,915.37

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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.