Home / 252,327.43-348,238.86-154,268.21

Finding the Fourth Proportional to 252,327.43, 348,238.86 and 154,268.21

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Solution

The fourth proportional to 252,327.43, 348,238.86 and 154,268.21 is: 212,906.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,327.43 : 348,238.86 = 154,268.21 : x
  2. Step 2: Convert to fraction form
    252,327.43/348,238.86 = 154,268.21/x
  3. Step 3: Cross multiply
    252,327.43x = 348,238.86 × 154,268.21
  4. Step 4: Simplify right side
    252,327.43x = 53,722,183,264.94
  5. Step 5: Solve for x
    x = 53,722,183,264.94/252,327.43
  6. Step 6: Final answer
    x = 212,906.63

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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.