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Finding the Fourth Proportional to 62,406.36, 86,110.81 and 35,549.39

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Solution

The fourth proportional to 62,406.36, 86,110.81 and 35,549.39 is: 49,052.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,406.36 : 86,110.81 = 35,549.39 : x
  2. Step 2: Convert to fraction form
    62,406.36/86,110.81 = 35,549.39/x
  3. Step 3: Cross multiply
    62,406.36x = 86,110.81 × 35,549.39
  4. Step 4: Simplify right side
    62,406.36x = 3,061,186,767.91
  5. Step 5: Solve for x
    x = 3,061,186,767.91/62,406.36
  6. Step 6: Final answer
    x = 49,052.48

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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.