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Finding the Fourth Proportional to 66,773.98, 92,144.60 and 36,553.52

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Solution

The fourth proportional to 66,773.98, 92,144.60 and 36,553.52 is: 50,441.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,773.98 : 92,144.60 = 36,553.52 : x
  2. Step 2: Convert to fraction form
    66,773.98/92,144.60 = 36,553.52/x
  3. Step 3: Cross multiply
    66,773.98x = 92,144.60 × 36,553.52
  4. Step 4: Simplify right side
    66,773.98x = 3,368,208,835.50
  5. Step 5: Solve for x
    x = 3,368,208,835.50/66,773.98
  6. Step 6: Final answer
    x = 50,441.94

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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.