Home / 66,947.94-92,388.10-36,733.45

Finding the Fourth Proportional to 66,947.94, 92,388.10 and 36,733.45

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Solution

The fourth proportional to 66,947.94, 92,388.10 and 36,733.45 is: 50,692.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,947.94 : 92,388.10 = 36,733.45 : x
  2. Step 2: Convert to fraction form
    66,947.94/92,388.10 = 36,733.45/x
  3. Step 3: Cross multiply
    66,947.94x = 92,388.10 × 36,733.45
  4. Step 4: Simplify right side
    66,947.94x = 3,393,733,651.95
  5. Step 5: Solve for x
    x = 3,393,733,651.95/66,947.94
  6. Step 6: Final answer
    x = 50,692.13

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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.