Home / 239,629.20-359,443.80-73,395.60

Finding the Fourth Proportional to 239,629.20, 359,443.80 and 73,395.60

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Solution

The fourth proportional to 239,629.20, 359,443.80 and 73,395.60 is: 110,093.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,629.20 : 359,443.80 = 73,395.60 : x
  2. Step 2: Convert to fraction form
    239,629.20/359,443.80 = 73,395.60/x
  3. Step 3: Cross multiply
    239,629.20x = 359,443.80 × 73,395.60
  4. Step 4: Simplify right side
    239,629.20x = 26,381,593,367.28
  5. Step 5: Solve for x
    x = 26,381,593,367.28/239,629.20
  6. Step 6: Final answer
    x = 110,093.40

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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.