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Finding the Fourth Proportional to 182,474.10, 251,687.52 and 167,416.61

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Solution

The fourth proportional to 182,474.10, 251,687.52 and 167,416.61 is: 230,918.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,474.10 : 251,687.52 = 167,416.61 : x
  2. Step 2: Convert to fraction form
    182,474.10/251,687.52 = 167,416.61/x
  3. Step 3: Cross multiply
    182,474.10x = 251,687.52 × 167,416.61
  4. Step 4: Simplify right side
    182,474.10x = 42,136,670,119.27
  5. Step 5: Solve for x
    x = 42,136,670,119.27/182,474.10
  6. Step 6: Final answer
    x = 230,918.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.