Home / 88,936.32-122,745.36-51,203.20

Finding the Fourth Proportional to 88,936.32, 122,745.36 and 51,203.20

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Solution

The fourth proportional to 88,936.32, 122,745.36 and 51,203.20 is: 70,668.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,936.32 : 122,745.36 = 51,203.20 : x
  2. Step 2: Convert to fraction form
    88,936.32/122,745.36 = 51,203.20/x
  3. Step 3: Cross multiply
    88,936.32x = 122,745.36 × 51,203.20
  4. Step 4: Simplify right side
    88,936.32x = 6,284,955,217.15
  5. Step 5: Solve for x
    x = 6,284,955,217.15/88,936.32
  6. Step 6: Final answer
    x = 70,668.04

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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.