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Finding the Fourth Proportional to 182,745.81, 252,190.76 and 101,072.70

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Solution

The fourth proportional to 182,745.81, 252,190.76 and 101,072.70 is: 139,481.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,745.81 : 252,190.76 = 101,072.70 : x
  2. Step 2: Convert to fraction form
    182,745.81/252,190.76 = 101,072.70/x
  3. Step 3: Cross multiply
    182,745.81x = 252,190.76 × 101,072.70
  4. Step 4: Simplify right side
    182,745.81x = 25,489,600,522.89
  5. Step 5: Solve for x
    x = 25,489,600,522.89/182,745.81
  6. Step 6: Final answer
    x = 139,481.18

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1.5x scale

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.