Home / 110,676.27-165,915.78-40,539.18

Finding the Fourth Proportional to 110,676.27, 165,915.78 and 40,539.18

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Solution

The fourth proportional to 110,676.27, 165,915.78 and 40,539.18 is: 60,772.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,676.27 : 165,915.78 = 40,539.18 : x
  2. Step 2: Convert to fraction form
    110,676.27/165,915.78 = 40,539.18/x
  3. Step 3: Cross multiply
    110,676.27x = 165,915.78 × 40,539.18
  4. Step 4: Simplify right side
    110,676.27x = 6,726,089,670.26
  5. Step 5: Solve for x
    x = 6,726,089,670.26/110,676.27
  6. Step 6: Final answer
    x = 60,772.65

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1.5x scale

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.