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Finding the Fourth Proportional to 52,672.44, 72,736.74 and 33,842.64

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Solution

The fourth proportional to 52,672.44, 72,736.74 and 33,842.64 is: 46,734.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,672.44 : 72,736.74 = 33,842.64 : x
  2. Step 2: Convert to fraction form
    52,672.44/72,736.74 = 33,842.64/x
  3. Step 3: Cross multiply
    52,672.44x = 72,736.74 × 33,842.64
  4. Step 4: Simplify right side
    52,672.44x = 2,461,603,306.59
  5. Step 5: Solve for x
    x = 2,461,603,306.59/52,672.44
  6. Step 6: Final answer
    x = 46,734.18

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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.