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Finding the Fourth Proportional to 94,481.86, 130,384.95 and 52,040.39

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Solution

The fourth proportional to 94,481.86, 130,384.95 and 52,040.39 is: 71,815.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,481.86 : 130,384.95 = 52,040.39 : x
  2. Step 2: Convert to fraction form
    94,481.86/130,384.95 = 52,040.39/x
  3. Step 3: Cross multiply
    94,481.86x = 130,384.95 × 52,040.39
  4. Step 4: Simplify right side
    94,481.86x = 6,785,284,047.54
  5. Step 5: Solve for x
    x = 6,785,284,047.54/94,481.86
  6. Step 6: Final answer
    x = 71,815.73

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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.