Home / 248,738.64-343,260.47-141,314.56

Finding the Fourth Proportional to 248,738.64, 343,260.47 and 141,314.56

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Solution

The fourth proportional to 248,738.64, 343,260.47 and 141,314.56 is: 195,014.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,738.64 : 343,260.47 = 141,314.56 : x
  2. Step 2: Convert to fraction form
    248,738.64/343,260.47 = 141,314.56/x
  3. Step 3: Cross multiply
    248,738.64x = 343,260.47 × 141,314.56
  4. Step 4: Simplify right side
    248,738.64x = 48,507,702,283.44
  5. Step 5: Solve for x
    x = 48,507,702,283.44/248,738.64
  6. Step 6: Final answer
    x = 195,014.74

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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.