Home / 57,852.12-86,745.78-22,782.36

Finding the Fourth Proportional to 57,852.12, 86,745.78 and 22,782.36

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Solution

The fourth proportional to 57,852.12, 86,745.78 and 22,782.36 is: 34,160.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,852.12 : 86,745.78 = 22,782.36 : x
  2. Step 2: Convert to fraction form
    57,852.12/86,745.78 = 22,782.36/x
  3. Step 3: Cross multiply
    57,852.12x = 86,745.78 × 22,782.36
  4. Step 4: Simplify right side
    57,852.12x = 1,976,273,588.44
  5. Step 5: Solve for x
    x = 1,976,273,588.44/57,852.12
  6. Step 6: Final answer
    x = 34,160.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.