Home / 137,644.76-206,447.70-44,138.36

Finding the Fourth Proportional to 137,644.76, 206,447.70 and 44,138.36

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Solution

The fourth proportional to 137,644.76, 206,447.70 and 44,138.36 is: 66,201.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,644.76 : 206,447.70 = 44,138.36 : x
  2. Step 2: Convert to fraction form
    137,644.76/206,447.70 = 44,138.36/x
  3. Step 3: Cross multiply
    137,644.76x = 206,447.70 × 44,138.36
  4. Step 4: Simplify right side
    137,644.76x = 9,112,262,903.77
  5. Step 5: Solve for x
    x = 9,112,262,903.77/137,644.76
  6. Step 6: Final answer
    x = 66,201.31

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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.