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Finding the Fourth Proportional to 58,042.90, 80,100.09 and 33,843.19

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Solution

The fourth proportional to 58,042.90, 80,100.09 and 33,843.19 is: 46,704.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,042.90 : 80,100.09 = 33,843.19 : x
  2. Step 2: Convert to fraction form
    58,042.90/80,100.09 = 33,843.19/x
  3. Step 3: Cross multiply
    58,042.90x = 80,100.09 × 33,843.19
  4. Step 4: Simplify right side
    58,042.90x = 2,710,842,564.89
  5. Step 5: Solve for x
    x = 2,710,842,564.89/58,042.90
  6. Step 6: Final answer
    x = 46,704.12

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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.