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Finding the Fourth Proportional to 56,699.86, 84,997.20 and 25,093.12

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Solution

The fourth proportional to 56,699.86, 84,997.20 and 25,093.12 is: 37,616.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,699.86 : 84,997.20 = 25,093.12 : x
  2. Step 2: Convert to fraction form
    56,699.86/84,997.20 = 25,093.12/x
  3. Step 3: Cross multiply
    56,699.86x = 84,997.20 × 25,093.12
  4. Step 4: Simplify right side
    56,699.86x = 2,132,844,939.26
  5. Step 5: Solve for x
    x = 2,132,844,939.26/56,699.86
  6. Step 6: Final answer
    x = 37,616.41

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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.