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Finding the Fourth Proportional to 62,616.84, 86,410.26 and 33,935.82

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Solution

The fourth proportional to 62,616.84, 86,410.26 and 33,935.82 is: 46,830.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,616.84 : 86,410.26 = 33,935.82 : x
  2. Step 2: Convert to fraction form
    62,616.84/86,410.26 = 33,935.82/x
  3. Step 3: Cross multiply
    62,616.84x = 86,410.26 × 33,935.82
  4. Step 4: Simplify right side
    62,616.84x = 2,932,403,029.51
  5. Step 5: Solve for x
    x = 2,932,403,029.51/62,616.84
  6. Step 6: Final answer
    x = 46,830.90

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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.