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Finding the Fourth Proportional to 56,927.37, 85,409.28 and 27,347.29

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Solution

The fourth proportional to 56,927.37, 85,409.28 and 27,347.29 is: 41,029.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,927.37 : 85,409.28 = 27,347.29 : x
  2. Step 2: Convert to fraction form
    56,927.37/85,409.28 = 27,347.29/x
  3. Step 3: Cross multiply
    56,927.37x = 85,409.28 × 27,347.29
  4. Step 4: Simplify right side
    56,927.37x = 2,335,712,135.33
  5. Step 5: Solve for x
    x = 2,335,712,135.33/56,927.37
  6. Step 6: Final answer
    x = 41,029.68

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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.