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Finding the Fourth Proportional to 182,372.71, 251,673.37 and 105,910.61

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Solution

The fourth proportional to 182,372.71, 251,673.37 and 105,910.61 is: 146,156.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,372.71 : 251,673.37 = 105,910.61 : x
  2. Step 2: Convert to fraction form
    182,372.71/251,673.37 = 105,910.61/x
  3. Step 3: Cross multiply
    182,372.71x = 251,673.37 × 105,910.61
  4. Step 4: Simplify right side
    182,372.71x = 26,654,878,614.31
  5. Step 5: Solve for x
    x = 26,654,878,614.31/182,372.71
  6. Step 6: Final answer
    x = 146,156.07

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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.