Home / 103,683.03-155,531.60-35,266.72

Finding the Fourth Proportional to 103,683.03, 155,531.60 and 35,266.72

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Solution

The fourth proportional to 103,683.03, 155,531.60 and 35,266.72 is: 52,902.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,683.03 : 155,531.60 = 35,266.72 : x
  2. Step 2: Convert to fraction form
    103,683.03/155,531.60 = 35,266.72/x
  3. Step 3: Cross multiply
    103,683.03x = 155,531.60 × 35,266.72
  4. Step 4: Simplify right side
    103,683.03x = 5,485,089,388.35
  5. Step 5: Solve for x
    x = 5,485,089,388.35/103,683.03
  6. Step 6: Final answer
    x = 52,902.48

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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.