Home / 104,464.08-144,424.62-80,669.52

Finding the Fourth Proportional to 104,464.08, 144,424.62 and 80,669.52

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Solution

The fourth proportional to 104,464.08, 144,424.62 and 80,669.52 is: 111,527.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,464.08 : 144,424.62 = 80,669.52 : x
  2. Step 2: Convert to fraction form
    104,464.08/144,424.62 = 80,669.52/x
  3. Step 3: Cross multiply
    104,464.08x = 144,424.62 × 80,669.52
  4. Step 4: Simplify right side
    104,464.08x = 11,650,664,771.58
  5. Step 5: Solve for x
    x = 11,650,664,771.58/104,464.08
  6. Step 6: Final answer
    x = 111,527.95

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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.