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Finding the Fourth Proportional to 247,662.41, 341,771.10 and 134,485.97

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Solution

The fourth proportional to 247,662.41, 341,771.10 and 134,485.97 is: 185,589.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,662.41 : 341,771.10 = 134,485.97 : x
  2. Step 2: Convert to fraction form
    247,662.41/341,771.10 = 134,485.97/x
  3. Step 3: Cross multiply
    247,662.41x = 341,771.10 × 134,485.97
  4. Step 4: Simplify right side
    247,662.41x = 45,963,417,901.47
  5. Step 5: Solve for x
    x = 45,963,417,901.47/247,662.41
  6. Step 6: Final answer
    x = 185,589.00

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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.