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Finding the Fourth Proportional to 66,894.26, 92,245.17 and 46,743.80

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Solution

The fourth proportional to 66,894.26, 92,245.17 and 46,743.80 is: 64,458.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,894.26 : 92,245.17 = 46,743.80 : x
  2. Step 2: Convert to fraction form
    66,894.26/92,245.17 = 46,743.80/x
  3. Step 3: Cross multiply
    66,894.26x = 92,245.17 × 46,743.80
  4. Step 4: Simplify right side
    66,894.26x = 4,311,889,777.45
  5. Step 5: Solve for x
    x = 4,311,889,777.45/66,894.26
  6. Step 6: Final answer
    x = 64,458.29

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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.