Finding the Fourth Proportional to 134,212.08, 201,350.99 and 66,775.94
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Solution
The fourth proportional to 134,212.08, 201,350.99 and 66,775.94 is: 100,180.26
Step by Step Solution
- Step 1: Write the proportion equation
134,212.08 : 201,350.99 = 66,775.94 : x - Step 2: Convert to fraction form
134,212.08/201,350.99 = 66,775.94/x - Step 3: Cross multiply
134,212.08x = 201,350.99 × 66,775.94 - Step 4: Simplify right side
134,212.08x = 13,445,400,787.37 - Step 5: Solve for x
x = 13,445,400,787.37/134,212.08 - Step 6: Final answer
x = 100,180.26
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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.