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Finding the Fourth Proportional to 66,383.02, 91,600.50 and 37,692.22

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Solution

The fourth proportional to 66,383.02, 91,600.50 and 37,692.22 is: 52,010.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,383.02 : 91,600.50 = 37,692.22 : x
  2. Step 2: Convert to fraction form
    66,383.02/91,600.50 = 37,692.22/x
  3. Step 3: Cross multiply
    66,383.02x = 91,600.50 × 37,692.22
  4. Step 4: Simplify right side
    66,383.02x = 3,452,626,198.11
  5. Step 5: Solve for x
    x = 3,452,626,198.11/66,383.02
  6. Step 6: Final answer
    x = 52,010.68

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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.