Home / 56,906.31-78,557.28-33,028.37

Finding the Fourth Proportional to 56,906.31, 78,557.28 and 33,028.37

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Solution

The fourth proportional to 56,906.31, 78,557.28 and 33,028.37 is: 45,594.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,906.31 : 78,557.28 = 33,028.37 : x
  2. Step 2: Convert to fraction form
    56,906.31/78,557.28 = 33,028.37/x
  3. Step 3: Cross multiply
    56,906.31x = 78,557.28 × 33,028.37
  4. Step 4: Simplify right side
    56,906.31x = 2,594,618,910.03
  5. Step 5: Solve for x
    x = 2,594,618,910.03/56,906.31
  6. Step 6: Final answer
    x = 45,594.57

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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.