Home / 69,539.83-104,317.89-22,138.32

Finding the Fourth Proportional to 69,539.83, 104,317.89 and 22,138.32

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Solution

The fourth proportional to 69,539.83, 104,317.89 and 22,138.32 is: 33,210.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,539.83 : 104,317.89 = 22,138.32 : x
  2. Step 2: Convert to fraction form
    69,539.83/104,317.89 = 22,138.32/x
  3. Step 3: Cross multiply
    69,539.83x = 104,317.89 × 22,138.32
  4. Step 4: Simplify right side
    69,539.83x = 2,309,422,830.54
  5. Step 5: Solve for x
    x = 2,309,422,830.54/69,539.83
  6. Step 6: Final answer
    x = 33,210.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.