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Finding the Fourth Proportional to 53,999, 81,040.26 and 37,475

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Solution

The fourth proportional to 53,999, 81,040.26 and 37,475 is: 56,241.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,999 : 81,040.26 = 37,475 : x
  2. Step 2: Convert to fraction form
    53,999/81,040.26 = 37,475/x
  3. Step 3: Cross multiply
    53,999x = 81,040.26 × 37,475
  4. Step 4: Simplify right side
    53,999x = 3,036,983,743.50
  5. Step 5: Solve for x
    x = 3,036,983,743.50/53,999
  6. Step 6: Final answer
    x = 56,241.48

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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.