Home / 49,844.19-68,746.10-31,940.86

Finding the Fourth Proportional to 49,844.19, 68,746.10 and 31,940.86

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Solution

The fourth proportional to 49,844.19, 68,746.10 and 31,940.86 is: 44,053.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,844.19 : 68,746.10 = 31,940.86 : x
  2. Step 2: Convert to fraction form
    49,844.19/68,746.10 = 31,940.86/x
  3. Step 3: Cross multiply
    49,844.19x = 68,746.10 × 31,940.86
  4. Step 4: Simplify right side
    49,844.19x = 2,195,809,211.92
  5. Step 5: Solve for x
    x = 2,195,809,211.92/49,844.19
  6. Step 6: Final answer
    x = 44,053.47

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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.