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Finding the Fourth Proportional to 331,817.52, 497,744.94 and 95,154.06

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Solution

The fourth proportional to 331,817.52, 497,744.94 and 95,154.06 is: 142,736.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,817.52 : 497,744.94 = 95,154.06 : x
  2. Step 2: Convert to fraction form
    331,817.52/497,744.94 = 95,154.06/x
  3. Step 3: Cross multiply
    331,817.52x = 497,744.94 × 95,154.06
  4. Step 4: Simplify right side
    331,817.52x = 47,362,451,885.46
  5. Step 5: Solve for x
    x = 47,362,451,885.46/331,817.52
  6. Step 6: Final answer
    x = 142,736.44

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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.