Home / 188,534.25-260,216.91-119,579.07

Finding the Fourth Proportional to 188,534.25, 260,216.91 and 119,579.07

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Solution

The fourth proportional to 188,534.25, 260,216.91 and 119,579.07 is: 165,044.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,534.25 : 260,216.91 = 119,579.07 : x
  2. Step 2: Convert to fraction form
    188,534.25/260,216.91 = 119,579.07/x
  3. Step 3: Cross multiply
    188,534.25x = 260,216.91 × 119,579.07
  4. Step 4: Simplify right side
    188,534.25x = 31,116,496,096.07
  5. Step 5: Solve for x
    x = 31,116,496,096.07/188,534.25
  6. Step 6: Final answer
    x = 165,044.26

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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.