Home / 247,890.94-342,088.52-140,481.44

Finding the Fourth Proportional to 247,890.94, 342,088.52 and 140,481.44

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Solution

The fourth proportional to 247,890.94, 342,088.52 and 140,481.44 is: 193,863.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,890.94 : 342,088.52 = 140,481.44 : x
  2. Step 2: Convert to fraction form
    247,890.94/342,088.52 = 140,481.44/x
  3. Step 3: Cross multiply
    247,890.94x = 342,088.52 × 140,481.44
  4. Step 4: Simplify right side
    247,890.94x = 48,057,087,897.07
  5. Step 5: Solve for x
    x = 48,057,087,897.07/247,890.94
  6. Step 6: Final answer
    x = 193,863.83

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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.