Home / 57,288.36-79,040.22-33,398.13

Finding the Fourth Proportional to 57,288.36, 79,040.22 and 33,398.13

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Solution

The fourth proportional to 57,288.36, 79,040.22 and 33,398.13 is: 46,079.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,288.36 : 79,040.22 = 33,398.13 : x
  2. Step 2: Convert to fraction form
    57,288.36/79,040.22 = 33,398.13/x
  3. Step 3: Cross multiply
    57,288.36x = 79,040.22 × 33,398.13
  4. Step 4: Simplify right side
    57,288.36x = 2,639,795,147.59
  5. Step 5: Solve for x
    x = 2,639,795,147.59/57,288.36
  6. Step 6: Final answer
    x = 46,079.08

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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.