Home / 86,282.10-119,069.10-48,556.44

Finding the Fourth Proportional to 86,282.10, 119,069.10 and 48,556.44

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Solution

The fourth proportional to 86,282.10, 119,069.10 and 48,556.44 is: 67,007.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,282.10 : 119,069.10 = 48,556.44 : x
  2. Step 2: Convert to fraction form
    86,282.10/119,069.10 = 48,556.44/x
  3. Step 3: Cross multiply
    86,282.10x = 119,069.10 × 48,556.44
  4. Step 4: Simplify right side
    86,282.10x = 5,781,571,610.00
  5. Step 5: Solve for x
    x = 5,781,571,610.00/86,282.10
  6. Step 6: Final answer
    x = 67,007.78

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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.