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Finding the Fourth Proportional to 104,872.29, 157,303.87 and 33,793.34

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Solution

The fourth proportional to 104,872.29, 157,303.87 and 33,793.34 is: 50,688.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,872.29 : 157,303.87 = 33,793.34 : x
  2. Step 2: Convert to fraction form
    104,872.29/157,303.87 = 33,793.34/x
  3. Step 3: Cross multiply
    104,872.29x = 157,303.87 × 33,793.34
  4. Step 4: Simplify right side
    104,872.29x = 5,315,823,162.23
  5. Step 5: Solve for x
    x = 5,315,823,162.23/104,872.29
  6. Step 6: Final answer
    x = 50,688.54

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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.