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Finding the Fourth Proportional to 104,093.56, 156,139.62 and 25,208.20

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Solution

The fourth proportional to 104,093.56, 156,139.62 and 25,208.20 is: 37,812.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,093.56 : 156,139.62 = 25,208.20 : x
  2. Step 2: Convert to fraction form
    104,093.56/156,139.62 = 25,208.20/x
  3. Step 3: Cross multiply
    104,093.56x = 156,139.62 × 25,208.20
  4. Step 4: Simplify right side
    104,093.56x = 3,935,998,768.88
  5. Step 5: Solve for x
    x = 3,935,998,768.88/104,093.56
  6. Step 6: Final answer
    x = 37,812.13

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1.5x scale

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.