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Finding the Fourth Proportional to 60,936.75, 84,102.44 and 35,781.39

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Solution

The fourth proportional to 60,936.75, 84,102.44 and 35,781.39 is: 49,384.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,936.75 : 84,102.44 = 35,781.39 : x
  2. Step 2: Convert to fraction form
    60,936.75/84,102.44 = 35,781.39/x
  3. Step 3: Cross multiply
    60,936.75x = 84,102.44 × 35,781.39
  4. Step 4: Simplify right side
    60,936.75x = 3,009,302,026.68
  5. Step 5: Solve for x
    x = 3,009,302,026.68/60,936.75
  6. Step 6: Final answer
    x = 49,384.03

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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.