Home / 189,074.49-283,653.87-82,475.79

Finding the Fourth Proportional to 189,074.49, 283,653.87 and 82,475.79

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Solution

The fourth proportional to 189,074.49, 283,653.87 and 82,475.79 is: 123,732.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,074.49 : 283,653.87 = 82,475.79 : x
  2. Step 2: Convert to fraction form
    189,074.49/283,653.87 = 82,475.79/x
  3. Step 3: Cross multiply
    189,074.49x = 283,653.87 × 82,475.79
  4. Step 4: Simplify right side
    189,074.49x = 23,394,577,014.81
  5. Step 5: Solve for x
    x = 23,394,577,014.81/189,074.49
  6. Step 6: Final answer
    x = 123,732.06

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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.