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Finding the Fourth Proportional to 92,654.64, 127,863.60 and 52,368.48

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Solution

The fourth proportional to 92,654.64, 127,863.60 and 52,368.48 is: 72,268.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,654.64 : 127,863.60 = 52,368.48 : x
  2. Step 2: Convert to fraction form
    92,654.64/127,863.60 = 52,368.48/x
  3. Step 3: Cross multiply
    92,654.64x = 127,863.60 × 52,368.48
  4. Step 4: Simplify right side
    92,654.64x = 6,696,022,379.33
  5. Step 5: Solve for x
    x = 6,696,022,379.33/92,654.64
  6. Step 6: Final answer
    x = 72,268.61

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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.