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Finding the Fourth Proportional to 61,083.51, 91,630.73 and 16,710.49

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Solution

The fourth proportional to 61,083.51, 91,630.73 and 16,710.49 is: 25,067.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,083.51 : 91,630.73 = 16,710.49 : x
  2. Step 2: Convert to fraction form
    61,083.51/91,630.73 = 16,710.49/x
  3. Step 3: Cross multiply
    61,083.51x = 91,630.73 × 16,710.49
  4. Step 4: Simplify right side
    61,083.51x = 1,531,194,397.36
  5. Step 5: Solve for x
    x = 1,531,194,397.36/61,083.51
  6. Step 6: Final answer
    x = 25,067.23

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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.