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Finding the Fourth Proportional to 182,415.72, 251,664.42 and 110,768.68

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Solution

The fourth proportional to 182,415.72, 251,664.42 and 110,768.68 is: 152,818.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,415.72 : 251,664.42 = 110,768.68 : x
  2. Step 2: Convert to fraction form
    182,415.72/251,664.42 = 110,768.68/x
  3. Step 3: Cross multiply
    182,415.72x = 251,664.42 × 110,768.68
  4. Step 4: Simplify right side
    182,415.72x = 27,876,535,606.37
  5. Step 5: Solve for x
    x = 27,876,535,606.37/182,415.72
  6. Step 6: Final answer
    x = 152,818.71

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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.