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Finding the Fourth Proportional to 248,015.44, 371,955.58 and 68,058.20

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Solution

The fourth proportional to 248,015.44, 371,955.58 and 68,058.20 is: 102,068.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,015.44 : 371,955.58 = 68,058.20 : x
  2. Step 2: Convert to fraction form
    248,015.44/371,955.58 = 68,058.20/x
  3. Step 3: Cross multiply
    248,015.44x = 371,955.58 × 68,058.20
  4. Step 4: Simplify right side
    248,015.44x = 25,314,628,014.50
  5. Step 5: Solve for x
    x = 25,314,628,014.50/248,015.44
  6. Step 6: Final answer
    x = 102,068.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.