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Finding the Fourth Proportional to 247,800.56, 341,963.88 and 134,622.32

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Solution

The fourth proportional to 247,800.56, 341,963.88 and 134,622.32 is: 185,778.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,800.56 : 341,963.88 = 134,622.32 : x
  2. Step 2: Convert to fraction form
    247,800.56/341,963.88 = 134,622.32/x
  3. Step 3: Cross multiply
    247,800.56x = 341,963.88 × 134,622.32
  4. Step 4: Simplify right side
    247,800.56x = 46,035,970,881.80
  5. Step 5: Solve for x
    x = 46,035,970,881.80/247,800.56
  6. Step 6: Final answer
    x = 185,778.32

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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.