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Finding the Fourth Proportional to 331,208.22, 496,828.54 and 94,586.16

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Solution

The fourth proportional to 331,208.22, 496,828.54 and 94,586.16 is: 141,883.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,208.22 : 496,828.54 = 94,586.16 : x
  2. Step 2: Convert to fraction form
    331,208.22/496,828.54 = 94,586.16/x
  3. Step 3: Cross multiply
    331,208.22x = 496,828.54 × 94,586.16
  4. Step 4: Simplify right side
    331,208.22x = 46,993,103,777.01
  5. Step 5: Solve for x
    x = 46,993,103,777.01/331,208.22
  6. Step 6: Final answer
    x = 141,883.87

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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.