Home / 247,912.74-342,121.77-134,735.58

Finding the Fourth Proportional to 247,912.74, 342,121.77 and 134,735.58

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Solution

The fourth proportional to 247,912.74, 342,121.77 and 134,735.58 is: 185,936.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,912.74 : 342,121.77 = 134,735.58 : x
  2. Step 2: Convert to fraction form
    247,912.74/342,121.77 = 134,735.58/x
  3. Step 3: Cross multiply
    247,912.74x = 342,121.77 × 134,735.58
  4. Step 4: Simplify right side
    247,912.74x = 46,095,975,111.58
  5. Step 5: Solve for x
    x = 46,095,975,111.58/247,912.74
  6. Step 6: Final answer
    x = 185,936.29

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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.