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Finding the Fourth Proportional to 66,883.86, 92,299.32 and 36,670.46

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Solution

The fourth proportional to 66,883.86, 92,299.32 and 36,670.46 is: 50,605.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,883.86 : 92,299.32 = 36,670.46 : x
  2. Step 2: Convert to fraction form
    66,883.86/92,299.32 = 36,670.46/x
  3. Step 3: Cross multiply
    66,883.86x = 92,299.32 × 36,670.46
  4. Step 4: Simplify right side
    66,883.86x = 3,384,658,060.59
  5. Step 5: Solve for x
    x = 3,384,658,060.59/66,883.86
  6. Step 6: Final answer
    x = 50,605.00

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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.