Home / 57,768.33-79,720.85-33,895.41

Finding the Fourth Proportional to 57,768.33, 79,720.85 and 33,895.41

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Solution

The fourth proportional to 57,768.33, 79,720.85 and 33,895.41 is: 46,775.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,768.33 : 79,720.85 = 33,895.41 : x
  2. Step 2: Convert to fraction form
    57,768.33/79,720.85 = 33,895.41/x
  3. Step 3: Cross multiply
    57,768.33x = 79,720.85 × 33,895.41
  4. Step 4: Simplify right side
    57,768.33x = 2,702,170,726.82
  5. Step 5: Solve for x
    x = 2,702,170,726.82/57,768.33
  6. Step 6: Final answer
    x = 46,775.99

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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.