Home / 107,100.28-160,673.91-40,540.96

Finding the Fourth Proportional to 107,100.28, 160,673.91 and 40,540.96

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Solution

The fourth proportional to 107,100.28, 160,673.91 and 40,540.96 is: 60,820.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,100.28 : 160,673.91 = 40,540.96 : x
  2. Step 2: Convert to fraction form
    107,100.28/160,673.91 = 40,540.96/x
  3. Step 3: Cross multiply
    107,100.28x = 160,673.91 × 40,540.96
  4. Step 4: Simplify right side
    107,100.28x = 6,513,874,558.35
  5. Step 5: Solve for x
    x = 6,513,874,558.35/107,100.28
  6. Step 6: Final answer
    x = 60,820.33

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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.