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Finding the Fourth Proportional to 110,674, 166,009.44 and 51,476.56

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Solution

The fourth proportional to 110,674, 166,009.44 and 51,476.56 is: 77,214.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,674 : 166,009.44 = 51,476.56 : x
  2. Step 2: Convert to fraction form
    110,674/166,009.44 = 51,476.56/x
  3. Step 3: Cross multiply
    110,674x = 166,009.44 × 51,476.56
  4. Step 4: Simplify right side
    110,674x = 8,545,594,898.73
  5. Step 5: Solve for x
    x = 8,545,594,898.73/110,674
  6. Step 6: Final answer
    x = 77,214.11

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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.