Home / 100,893.35-151,266.19-34,315.60

Finding the Fourth Proportional to 100,893.35, 151,266.19 and 34,315.60

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Solution

The fourth proportional to 100,893.35, 151,266.19 and 34,315.60 is: 51,448.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,893.35 : 151,266.19 = 34,315.60 : x
  2. Step 2: Convert to fraction form
    100,893.35/151,266.19 = 34,315.60/x
  3. Step 3: Cross multiply
    100,893.35x = 151,266.19 × 34,315.60
  4. Step 4: Simplify right side
    100,893.35x = 5,190,790,069.56
  5. Step 5: Solve for x
    x = 5,190,790,069.56/100,893.35
  6. Step 6: Final answer
    x = 51,448.29

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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.