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Finding the Fourth Proportional to 47,231, 65,177.79 and 26,010.44

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Solution

The fourth proportional to 47,231, 65,177.79 and 26,010.44 is: 35,893.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,231 : 65,177.79 = 26,010.44 : x
  2. Step 2: Convert to fraction form
    47,231/65,177.79 = 26,010.44/x
  3. Step 3: Cross multiply
    47,231x = 65,177.79 × 26,010.44
  4. Step 4: Simplify right side
    47,231x = 1,695,302,996.13
  5. Step 5: Solve for x
    x = 1,695,302,996.13/47,231
  6. Step 6: Final answer
    x = 35,893.86

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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.