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Finding the Fourth Proportional to 84,033.89, 115,961.31 and 46,308.14

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Solution

The fourth proportional to 84,033.89, 115,961.31 and 46,308.14 is: 63,902.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,033.89 : 115,961.31 = 46,308.14 : x
  2. Step 2: Convert to fraction form
    84,033.89/115,961.31 = 46,308.14/x
  3. Step 3: Cross multiply
    84,033.89x = 115,961.31 × 46,308.14
  4. Step 4: Simplify right side
    84,033.89x = 5,369,952,578.06
  5. Step 5: Solve for x
    x = 5,369,952,578.06/84,033.89
  6. Step 6: Final answer
    x = 63,902.23

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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.