Home / 247,930.56-342,146.43-134,753.58

Finding the Fourth Proportional to 247,930.56, 342,146.43 and 134,753.58

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Solution

The fourth proportional to 247,930.56, 342,146.43 and 134,753.58 is: 185,961.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,930.56 : 342,146.43 = 134,753.58 : x
  2. Step 2: Convert to fraction form
    247,930.56/342,146.43 = 134,753.58/x
  3. Step 3: Cross multiply
    247,930.56x = 342,146.43 × 134,753.58
  4. Step 4: Simplify right side
    247,930.56x = 46,105,456,326.72
  5. Step 5: Solve for x
    x = 46,105,456,326.72/247,930.56
  6. Step 6: Final answer
    x = 185,961.17

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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.