Home / 259,422.31-357,987.37-150,518.21

Finding the Fourth Proportional to 259,422.31, 357,987.37 and 150,518.21

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Solution

The fourth proportional to 259,422.31, 357,987.37 and 150,518.21 is: 207,706.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,422.31 : 357,987.37 = 150,518.21 : x
  2. Step 2: Convert to fraction form
    259,422.31/357,987.37 = 150,518.21/x
  3. Step 3: Cross multiply
    259,422.31x = 357,987.37 × 150,518.21
  4. Step 4: Simplify right side
    259,422.31x = 53,883,618,653.68
  5. Step 5: Solve for x
    x = 53,883,618,653.68/259,422.31
  6. Step 6: Final answer
    x = 207,706.19

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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.