Home / 247,214.97-341,163.35-139,801

Finding the Fourth Proportional to 247,214.97, 341,163.35 and 139,801

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Solution

The fourth proportional to 247,214.97, 341,163.35 and 139,801 is: 192,929.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,214.97 : 341,163.35 = 139,801 : x
  2. Step 2: Convert to fraction form
    247,214.97/341,163.35 = 139,801/x
  3. Step 3: Cross multiply
    247,214.97x = 341,163.35 × 139,801
  4. Step 4: Simplify right side
    247,214.97x = 47,694,977,493.35
  5. Step 5: Solve for x
    x = 47,694,977,493.35/247,214.97
  6. Step 6: Final answer
    x = 192,929.16

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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.