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Finding the Fourth Proportional to 66,968.34, 92,420.46 and 44,267.96

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Solution

The fourth proportional to 66,968.34, 92,420.46 and 44,267.96 is: 61,092.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,968.34 : 92,420.46 = 44,267.96 : x
  2. Step 2: Convert to fraction form
    66,968.34/92,420.46 = 44,267.96/x
  3. Step 3: Cross multiply
    66,968.34x = 92,420.46 × 44,267.96
  4. Step 4: Simplify right side
    66,968.34x = 4,091,264,764.36
  5. Step 5: Solve for x
    x = 4,091,264,764.36/66,968.34
  6. Step 6: Final answer
    x = 61,092.52

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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.