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Finding the Fourth Proportional to 67,693.47, 101,539.86 and 17,092.59

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Solution

The fourth proportional to 67,693.47, 101,539.86 and 17,092.59 is: 25,638.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,693.47 : 101,539.86 = 17,092.59 : x
  2. Step 2: Convert to fraction form
    67,693.47/101,539.86 = 17,092.59/x
  3. Step 3: Cross multiply
    67,693.47x = 101,539.86 × 17,092.59
  4. Step 4: Simplify right side
    67,693.47x = 1,735,579,195.64
  5. Step 5: Solve for x
    x = 1,735,579,195.64/67,693.47
  6. Step 6: Final answer
    x = 25,638.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.