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Finding the Fourth Proportional to 73,975.53, 110,886.75 and 36,485.49

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Solution

The fourth proportional to 73,975.53, 110,886.75 and 36,485.49 is: 54,690.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,975.53 : 110,886.75 = 36,485.49 : x
  2. Step 2: Convert to fraction form
    73,975.53/110,886.75 = 36,485.49/x
  3. Step 3: Cross multiply
    73,975.53x = 110,886.75 × 36,485.49
  4. Step 4: Simplify right side
    73,975.53x = 4,045,757,408.26
  5. Step 5: Solve for x
    x = 4,045,757,408.26/73,975.53
  6. Step 6: Final answer
    x = 54,690.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.