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Finding the Fourth Proportional to 66,951.39, 92,389.83 and 36,735.96

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Solution

The fourth proportional to 66,951.39, 92,389.83 and 36,735.96 is: 50,693.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,951.39 : 92,389.83 = 36,735.96 : x
  2. Step 2: Convert to fraction form
    66,951.39/92,389.83 = 36,735.96/x
  3. Step 3: Cross multiply
    66,951.39x = 92,389.83 × 36,735.96
  4. Step 4: Simplify right side
    66,951.39x = 3,394,029,514.63
  5. Step 5: Solve for x
    x = 3,394,029,514.63/66,951.39
  6. Step 6: Final answer
    x = 50,693.93

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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.