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Finding the Fourth Proportional to 331,044.34, 496,571.12 and 94,387.02

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Solution

The fourth proportional to 331,044.34, 496,571.12 and 94,387.02 is: 141,581.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,044.34 : 496,571.12 = 94,387.02 : x
  2. Step 2: Convert to fraction form
    331,044.34/496,571.12 = 94,387.02/x
  3. Step 3: Cross multiply
    331,044.34x = 496,571.12 × 94,387.02
  4. Step 4: Simplify right side
    331,044.34x = 46,869,868,234.86
  5. Step 5: Solve for x
    x = 46,869,868,234.86/331,044.34
  6. Step 6: Final answer
    x = 141,581.84

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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.