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Finding the Fourth Proportional to 69,590.66, 104,383.14 and 32,138.42

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Solution

The fourth proportional to 69,590.66, 104,383.14 and 32,138.42 is: 48,206.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,590.66 : 104,383.14 = 32,138.42 : x
  2. Step 2: Convert to fraction form
    69,590.66/104,383.14 = 32,138.42/x
  3. Step 3: Cross multiply
    69,590.66x = 104,383.14 × 32,138.42
  4. Step 4: Simplify right side
    69,590.66x = 3,354,709,194.24
  5. Step 5: Solve for x
    x = 3,354,709,194.24/69,590.66
  6. Step 6: Final answer
    x = 48,206.31

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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.