Home / 81,733.36-122,512.84-46,597.36

Finding the Fourth Proportional to 81,733.36, 122,512.84 and 46,597.36

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Solution

The fourth proportional to 81,733.36, 122,512.84 and 46,597.36 is: 69,846.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,733.36 : 122,512.84 = 46,597.36 : x
  2. Step 2: Convert to fraction form
    81,733.36/122,512.84 = 46,597.36/x
  3. Step 3: Cross multiply
    81,733.36x = 122,512.84 × 46,597.36
  4. Step 4: Simplify right side
    81,733.36x = 5,708,774,910.10
  5. Step 5: Solve for x
    x = 5,708,774,910.10/81,733.36
  6. Step 6: Final answer
    x = 69,846.33

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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.