Home / 89,439.33-123,425.87-51,198.67

Finding the Fourth Proportional to 89,439.33, 123,425.87 and 51,198.67

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Solution

The fourth proportional to 89,439.33, 123,425.87 and 51,198.67 is: 70,653.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,439.33 : 123,425.87 = 51,198.67 : x
  2. Step 2: Convert to fraction form
    89,439.33/123,425.87 = 51,198.67/x
  3. Step 3: Cross multiply
    89,439.33x = 123,425.87 × 51,198.67
  4. Step 4: Simplify right side
    89,439.33x = 6,319,239,823.03
  5. Step 5: Solve for x
    x = 6,319,239,823.03/89,439.33
  6. Step 6: Final answer
    x = 70,653.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.