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Finding the Fourth Proportional to 61,786.70, 92,574.27 and 33,726.46

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Solution

The fourth proportional to 61,786.70, 92,574.27 and 33,726.46 is: 50,531.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,786.70 : 92,574.27 = 33,726.46 : x
  2. Step 2: Convert to fraction form
    61,786.70/92,574.27 = 33,726.46/x
  3. Step 3: Cross multiply
    61,786.70x = 92,574.27 × 33,726.46
  4. Step 4: Simplify right side
    61,786.70x = 3,122,202,652.02
  5. Step 5: Solve for x
    x = 3,122,202,652.02/61,786.70
  6. Step 6: Final answer
    x = 50,531.95

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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.