Home / 137,912.14-206,901.54-47,941.86

Finding the Fourth Proportional to 137,912.14, 206,901.54 and 47,941.86

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Solution

The fourth proportional to 137,912.14, 206,901.54 and 47,941.86 is: 71,924.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,912.14 : 206,901.54 = 47,941.86 : x
  2. Step 2: Convert to fraction form
    137,912.14/206,901.54 = 47,941.86/x
  3. Step 3: Cross multiply
    137,912.14x = 206,901.54 × 47,941.86
  4. Step 4: Simplify right side
    137,912.14x = 9,919,244,664.46
  5. Step 5: Solve for x
    x = 9,919,244,664.46/137,912.14
  6. Step 6: Final answer
    x = 71,924.38

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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.