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Finding the Fourth Proportional to 92,033.98, 126,976.36 and 75,008.97

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Solution

The fourth proportional to 92,033.98, 126,976.36 and 75,008.97 is: 103,487.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,033.98 : 126,976.36 = 75,008.97 : x
  2. Step 2: Convert to fraction form
    92,033.98/126,976.36 = 75,008.97/x
  3. Step 3: Cross multiply
    92,033.98x = 126,976.36 × 75,008.97
  4. Step 4: Simplify right side
    92,033.98x = 9,524,365,977.95
  5. Step 5: Solve for x
    x = 9,524,365,977.95/92,033.98
  6. Step 6: Final answer
    x = 103,487.49

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1.5x scale

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.