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Finding the Fourth Proportional to 67,968.48, 93,796.47 and 37,756.62

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Solution

The fourth proportional to 67,968.48, 93,796.47 and 37,756.62 is: 52,104.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,968.48 : 93,796.47 = 37,756.62 : x
  2. Step 2: Convert to fraction form
    67,968.48/93,796.47 = 37,756.62/x
  3. Step 3: Cross multiply
    67,968.48x = 93,796.47 × 37,756.62
  4. Step 4: Simplify right side
    67,968.48x = 3,541,437,675.13
  5. Step 5: Solve for x
    x = 3,541,437,675.13/67,968.48
  6. Step 6: Final answer
    x = 52,104.12

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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.