Home / 150,172.74-207,236.52-82,189.44

Finding the Fourth Proportional to 150,172.74, 207,236.52 and 82,189.44

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Solution

The fourth proportional to 150,172.74, 207,236.52 and 82,189.44 is: 113,420.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,172.74 : 207,236.52 = 82,189.44 : x
  2. Step 2: Convert to fraction form
    150,172.74/207,236.52 = 82,189.44/x
  3. Step 3: Cross multiply
    150,172.74x = 207,236.52 × 82,189.44
  4. Step 4: Simplify right side
    150,172.74x = 17,032,653,526.35
  5. Step 5: Solve for x
    x = 17,032,653,526.35/150,172.74
  6. Step 6: Final answer
    x = 113,420.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.