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Finding the Fourth Proportional to 104,512.56, 156,661.44 and 41,307

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Solution

The fourth proportional to 104,512.56, 156,661.44 and 41,307 is: 61,918.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,512.56 : 156,661.44 = 41,307 : x
  2. Step 2: Convert to fraction form
    104,512.56/156,661.44 = 41,307/x
  3. Step 3: Cross multiply
    104,512.56x = 156,661.44 × 41,307
  4. Step 4: Simplify right side
    104,512.56x = 6,471,214,102.08
  5. Step 5: Solve for x
    x = 6,471,214,102.08/104,512.56
  6. Step 6: Final answer
    x = 61,918.05

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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.