Home / 247,816.25-371,911.32-114,789.84

Finding the Fourth Proportional to 247,816.25, 371,911.32 and 114,789.84

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Solution

The fourth proportional to 247,816.25, 371,911.32 and 114,789.84 is: 172,271.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,816.25 : 371,911.32 = 114,789.84 : x
  2. Step 2: Convert to fraction form
    247,816.25/371,911.32 = 114,789.84/x
  3. Step 3: Cross multiply
    247,816.25x = 371,911.32 × 114,789.84
  4. Step 4: Simplify right side
    247,816.25x = 42,691,640,916.99
  5. Step 5: Solve for x
    x = 42,691,640,916.99/247,816.25
  6. Step 6: Final answer
    x = 172,271.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.