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Finding the Fourth Proportional to 62,959.11, 86,883.54 and 34,664.82

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Solution

The fourth proportional to 62,959.11, 86,883.54 and 34,664.82 is: 47,837.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,959.11 : 86,883.54 = 34,664.82 : x
  2. Step 2: Convert to fraction form
    62,959.11/86,883.54 = 34,664.82/x
  3. Step 3: Cross multiply
    62,959.11x = 86,883.54 × 34,664.82
  4. Step 4: Simplify right side
    62,959.11x = 3,011,802,275.06
  5. Step 5: Solve for x
    x = 3,011,802,275.06/62,959.11
  6. Step 6: Final answer
    x = 47,837.43

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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.