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Finding the Fourth Proportional to 62,911.94, 86,796.26 and 35,684.09

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Solution

The fourth proportional to 62,911.94, 86,796.26 and 35,684.09 is: 49,231.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,911.94 : 86,796.26 = 35,684.09 : x
  2. Step 2: Convert to fraction form
    62,911.94/86,796.26 = 35,684.09/x
  3. Step 3: Cross multiply
    62,911.94x = 86,796.26 × 35,684.09
  4. Step 4: Simplify right side
    62,911.94x = 3,097,245,888.63
  5. Step 5: Solve for x
    x = 3,097,245,888.63/62,911.94
  6. Step 6: Final answer
    x = 49,231.45

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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.