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Finding the Fourth Proportional to 62,805.06, 86,675.81 and 35,955.99

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Solution

The fourth proportional to 62,805.06, 86,675.81 and 35,955.99 is: 49,622.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,805.06 : 86,675.81 = 35,955.99 : x
  2. Step 2: Convert to fraction form
    62,805.06/86,675.81 = 35,955.99/x
  3. Step 3: Cross multiply
    62,805.06x = 86,675.81 × 35,955.99
  4. Step 4: Simplify right side
    62,805.06x = 3,116,514,377.82
  5. Step 5: Solve for x
    x = 3,116,514,377.82/62,805.06
  6. Step 6: Final answer
    x = 49,622.03

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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.