Home / 104,936.95-144,813.18-57,190.27

Finding the Fourth Proportional to 104,936.95, 144,813.18 and 57,190.27

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Solution

The fourth proportional to 104,936.95, 144,813.18 and 57,190.27 is: 78,922.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,936.95 : 144,813.18 = 57,190.27 : x
  2. Step 2: Convert to fraction form
    104,936.95/144,813.18 = 57,190.27/x
  3. Step 3: Cross multiply
    104,936.95x = 144,813.18 × 57,190.27
  4. Step 4: Simplify right side
    104,936.95x = 8,281,904,863.76
  5. Step 5: Solve for x
    x = 8,281,904,863.76/104,936.95
  6. Step 6: Final answer
    x = 78,922.68

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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.