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Finding the Fourth Proportional to 94,481.44, 130,384.35 and 52,039.97

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Solution

The fourth proportional to 94,481.44, 130,384.35 and 52,039.97 is: 71,815.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,481.44 : 130,384.35 = 52,039.97 : x
  2. Step 2: Convert to fraction form
    94,481.44/130,384.35 = 52,039.97/x
  3. Step 3: Cross multiply
    94,481.44x = 130,384.35 × 52,039.97
  4. Step 4: Simplify right side
    94,481.44x = 6,785,197,662.47
  5. Step 5: Solve for x
    x = 6,785,197,662.47/94,481.44
  6. Step 6: Final answer
    x = 71,815.14

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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.