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Finding the Fourth Proportional to 247,797.94, 371,640.85 and 114,605.08

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Solution

The fourth proportional to 247,797.94, 371,640.85 and 114,605.08 is: 171,881.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,797.94 : 371,640.85 = 114,605.08 : x
  2. Step 2: Convert to fraction form
    247,797.94/371,640.85 = 114,605.08/x
  3. Step 3: Cross multiply
    247,797.94x = 371,640.85 × 114,605.08
  4. Step 4: Simplify right side
    247,797.94x = 42,591,929,345.52
  5. Step 5: Solve for x
    x = 42,591,929,345.52/247,797.94
  6. Step 6: Final answer
    x = 171,881.69

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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.