Home / 104,928.95-144,797.72-57,181.27

Finding the Fourth Proportional to 104,928.95, 144,797.72 and 57,181.27

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Solution

The fourth proportional to 104,928.95, 144,797.72 and 57,181.27 is: 78,907.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,928.95 : 144,797.72 = 57,181.27 : x
  2. Step 2: Convert to fraction form
    104,928.95/144,797.72 = 57,181.27/x
  3. Step 3: Cross multiply
    104,928.95x = 144,797.72 × 57,181.27
  4. Step 4: Simplify right side
    104,928.95x = 8,279,717,522.70
  5. Step 5: Solve for x
    x = 8,279,717,522.70/104,928.95
  6. Step 6: Final answer
    x = 78,907.85

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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.