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Finding the Fourth Proportional to 104,796, 157,193.94 and 25,911.72

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Solution

The fourth proportional to 104,796, 157,193.94 and 25,911.72 is: 38,867.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,796 : 157,193.94 = 25,911.72 : x
  2. Step 2: Convert to fraction form
    104,796/157,193.94 = 25,911.72/x
  3. Step 3: Cross multiply
    104,796x = 157,193.94 × 25,911.72
  4. Step 4: Simplify right side
    104,796x = 4,073,165,358.98
  5. Step 5: Solve for x
    x = 4,073,165,358.98/104,796
  6. Step 6: Final answer
    x = 38,867.57

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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.