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Finding the Fourth Proportional to 72,674.24, 108,917.03 and 32,663.66

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Solution

The fourth proportional to 72,674.24, 108,917.03 and 32,663.66 is: 48,953.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,674.24 : 108,917.03 = 32,663.66 : x
  2. Step 2: Convert to fraction form
    72,674.24/108,917.03 = 32,663.66/x
  3. Step 3: Cross multiply
    72,674.24x = 108,917.03 × 32,663.66
  4. Step 4: Simplify right side
    72,674.24x = 3,557,628,128.23
  5. Step 5: Solve for x
    x = 3,557,628,128.23/72,674.24
  6. Step 6: Final answer
    x = 48,953.09

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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.