Home / 104,852.54-144,698.16-57,105.86

Finding the Fourth Proportional to 104,852.54, 144,698.16 and 57,105.86

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Solution

The fourth proportional to 104,852.54, 144,698.16 and 57,105.86 is: 78,806.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,852.54 : 144,698.16 = 57,105.86 : x
  2. Step 2: Convert to fraction form
    104,852.54/144,698.16 = 57,105.86/x
  3. Step 3: Cross multiply
    104,852.54x = 144,698.16 × 57,105.86
  4. Step 4: Simplify right side
    104,852.54x = 8,263,112,143.73
  5. Step 5: Solve for x
    x = 8,263,112,143.73/104,852.54
  6. Step 6: Final answer
    x = 78,806.98

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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.