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Finding the Fourth Proportional to 66,739.32, 92,099.03 and 36,524.03

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Solution

The fourth proportional to 66,739.32, 92,099.03 and 36,524.03 is: 50,402.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,739.32 : 92,099.03 = 36,524.03 : x
  2. Step 2: Convert to fraction form
    66,739.32/92,099.03 = 36,524.03/x
  3. Step 3: Cross multiply
    66,739.32x = 92,099.03 × 36,524.03
  4. Step 4: Simplify right side
    66,739.32x = 3,363,827,091.58
  5. Step 5: Solve for x
    x = 3,363,827,091.58/66,739.32
  6. Step 6: Final answer
    x = 50,402.48

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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.