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Finding the Fourth Proportional to 66,696.96, 92,042.88 and 36,887.04

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Solution

The fourth proportional to 66,696.96, 92,042.88 and 36,887.04 is: 50,904.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,696.96 : 92,042.88 = 36,887.04 : x
  2. Step 2: Convert to fraction form
    66,696.96/92,042.88 = 36,887.04/x
  3. Step 3: Cross multiply
    66,696.96x = 92,042.88 × 36,887.04
  4. Step 4: Simplify right side
    66,696.96x = 3,395,189,396.28
  5. Step 5: Solve for x
    x = 3,395,189,396.28/66,696.96
  6. Step 6: Final answer
    x = 50,904.71

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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.