Home / 187,825.33-259,207.32-107,259.31

Finding the Fourth Proportional to 187,825.33, 259,207.32 and 107,259.31

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Solution

The fourth proportional to 187,825.33, 259,207.32 and 107,259.31 is: 148,022.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,825.33 : 259,207.32 = 107,259.31 : x
  2. Step 2: Convert to fraction form
    187,825.33/259,207.32 = 107,259.31/x
  3. Step 3: Cross multiply
    187,825.33x = 259,207.32 × 107,259.31
  4. Step 4: Simplify right side
    187,825.33x = 27,802,398,290.15
  5. Step 5: Solve for x
    x = 27,802,398,290.15/187,825.33
  6. Step 6: Final answer
    x = 148,022.62

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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.