Home / 188,546.48-260,195.28-103,664.24

Finding the Fourth Proportional to 188,546.48, 260,195.28 and 103,664.24

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Solution

The fourth proportional to 188,546.48, 260,195.28 and 103,664.24 is: 143,057.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,546.48 : 260,195.28 = 103,664.24 : x
  2. Step 2: Convert to fraction form
    188,546.48/260,195.28 = 103,664.24/x
  3. Step 3: Cross multiply
    188,546.48x = 260,195.28 × 103,664.24
  4. Step 4: Simplify right side
    188,546.48x = 26,972,945,952.79
  5. Step 5: Solve for x
    x = 26,972,945,952.79/188,546.48
  6. Step 6: Final answer
    x = 143,057.28

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1.5x scale

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.