Home / 189,116.33-283,760.60-70,796.88

Finding the Fourth Proportional to 189,116.33, 283,760.60 and 70,796.88

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Solution

The fourth proportional to 189,116.33, 283,760.60 and 70,796.88 is: 106,227.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,116.33 : 283,760.60 = 70,796.88 : x
  2. Step 2: Convert to fraction form
    189,116.33/283,760.60 = 70,796.88/x
  3. Step 3: Cross multiply
    189,116.33x = 283,760.60 × 70,796.88
  4. Step 4: Simplify right side
    189,116.33x = 20,089,364,792.94
  5. Step 5: Solve for x
    x = 20,089,364,792.94/189,116.33
  6. Step 6: Final answer
    x = 106,227.55

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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.