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Finding the Fourth Proportional to 66,832.38, 92,230.62 and 36,620.34

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Solution

The fourth proportional to 66,832.38, 92,230.62 and 36,620.34 is: 50,537.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,832.38 : 92,230.62 = 36,620.34 : x
  2. Step 2: Convert to fraction form
    66,832.38/92,230.62 = 36,620.34/x
  3. Step 3: Cross multiply
    66,832.38x = 92,230.62 × 36,620.34
  4. Step 4: Simplify right side
    66,832.38x = 3,377,516,662.81
  5. Step 5: Solve for x
    x = 3,377,516,662.81/66,832.38
  6. Step 6: Final answer
    x = 50,537.13

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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.