Finding the Fourth Proportional to 201,251.73, 301,932.05 and 68,132.01
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Solution
The fourth proportional to 201,251.73, 301,932.05 and 68,132.01 is: 102,216.45
Step by Step Solution
- Step 1: Write the proportion equation
201,251.73 : 301,932.05 = 68,132.01 : x - Step 2: Convert to fraction form
201,251.73/301,932.05 = 68,132.01/x - Step 3: Cross multiply
201,251.73x = 301,932.05 × 68,132.01 - Step 4: Simplify right side
201,251.73x = 20,571,237,449.92 - Step 5: Solve for x
x = 20,571,237,449.92/201,251.73 - Step 6: Final answer
x = 102,216.45
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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.