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Finding the Fourth Proportional to 131,052, 196,579.36 and 32,556

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Solution

The fourth proportional to 131,052, 196,579.36 and 32,556 is: 48,834.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,052 : 196,579.36 = 32,556 : x
  2. Step 2: Convert to fraction form
    131,052/196,579.36 = 32,556/x
  3. Step 3: Cross multiply
    131,052x = 196,579.36 × 32,556
  4. Step 4: Simplify right side
    131,052x = 6,399,837,644.16
  5. Step 5: Solve for x
    x = 6,399,837,644.16/131,052
  6. Step 6: Final answer
    x = 48,834.34

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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.