Home / 236,065.12-354,202.28-123,718.60

Finding the Fourth Proportional to 236,065.12, 354,202.28 and 123,718.60

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Solution

The fourth proportional to 236,065.12, 354,202.28 and 123,718.60 is: 185,632.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,065.12 : 354,202.28 = 123,718.60 : x
  2. Step 2: Convert to fraction form
    236,065.12/354,202.28 = 123,718.60/x
  3. Step 3: Cross multiply
    236,065.12x = 354,202.28 × 123,718.60
  4. Step 4: Simplify right side
    236,065.12x = 43,821,410,198.41
  5. Step 5: Solve for x
    x = 43,821,410,198.41/236,065.12
  6. Step 6: Final answer
    x = 185,632.72

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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.