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Finding the Fourth Proportional to 62,104.22, 85,703.84 and 33,809.91

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Solution

The fourth proportional to 62,104.22, 85,703.84 and 33,809.91 is: 46,657.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,104.22 : 85,703.84 = 33,809.91 : x
  2. Step 2: Convert to fraction form
    62,104.22/85,703.84 = 33,809.91/x
  3. Step 3: Cross multiply
    62,104.22x = 85,703.84 × 33,809.91
  4. Step 4: Simplify right side
    62,104.22x = 2,897,638,753.40
  5. Step 5: Solve for x
    x = 2,897,638,753.40/62,104.22
  6. Step 6: Final answer
    x = 46,657.68

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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.