Home / 445,040.60-667,554.69-108,083.84

Finding the Fourth Proportional to 445,040.60, 667,554.69 and 108,083.84

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Solution

The fourth proportional to 445,040.60, 667,554.69 and 108,083.84 is: 162,124.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,040.60 : 667,554.69 = 108,083.84 : x
  2. Step 2: Convert to fraction form
    445,040.60/667,554.69 = 108,083.84/x
  3. Step 3: Cross multiply
    445,040.60x = 667,554.69 × 108,083.84
  4. Step 4: Simplify right side
    445,040.60x = 72,151,874,305.21
  5. Step 5: Solve for x
    x = 72,151,874,305.21/445,040.60
  6. Step 6: Final answer
    x = 162,124.25

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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.