Home / 57,399.17-79,185.26-33,515.30

Finding the Fourth Proportional to 57,399.17, 79,185.26 and 33,515.30

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Solution

The fourth proportional to 57,399.17, 79,185.26 and 33,515.30 is: 46,236.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,399.17 : 79,185.26 = 33,515.30 : x
  2. Step 2: Convert to fraction form
    57,399.17/79,185.26 = 33,515.30/x
  3. Step 3: Cross multiply
    57,399.17x = 79,185.26 × 33,515.30
  4. Step 4: Simplify right side
    57,399.17x = 2,653,918,026.23
  5. Step 5: Solve for x
    x = 2,653,918,026.23/57,399.17
  6. Step 6: Final answer
    x = 46,236.18

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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.