Home / 59,408.47-81,983.67-35,540.75

Finding the Fourth Proportional to 59,408.47, 81,983.67 and 35,540.75

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Solution

The fourth proportional to 59,408.47, 81,983.67 and 35,540.75 is: 49,046.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,408.47 : 81,983.67 = 35,540.75 : x
  2. Step 2: Convert to fraction form
    59,408.47/81,983.67 = 35,540.75/x
  3. Step 3: Cross multiply
    59,408.47x = 81,983.67 × 35,540.75
  4. Step 4: Simplify right side
    59,408.47x = 2,913,761,119.55
  5. Step 5: Solve for x
    x = 2,913,761,119.55/59,408.47
  6. Step 6: Final answer
    x = 49,046.22

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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.