Home / 195,984.16-294,015.12-71,334.88

Finding the Fourth Proportional to 195,984.16, 294,015.12 and 71,334.88

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Solution

The fourth proportional to 195,984.16, 294,015.12 and 71,334.88 is: 107,016.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,984.16 : 294,015.12 = 71,334.88 : x
  2. Step 2: Convert to fraction form
    195,984.16/294,015.12 = 71,334.88/x
  3. Step 3: Cross multiply
    195,984.16x = 294,015.12 × 71,334.88
  4. Step 4: Simplify right side
    195,984.16x = 20,973,533,303.39
  5. Step 5: Solve for x
    x = 20,973,533,303.39/195,984.16
  6. Step 6: Final answer
    x = 107,016.47

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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.