Finding the Fourth Proportional to 134,211.58, 201,350.24 and 66,775.44
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Solution
The fourth proportional to 134,211.58, 201,350.24 and 66,775.44 is: 100,179.51
Step by Step Solution
- Step 1: Write the proportion equation
134,211.58 : 201,350.24 = 66,775.44 : x - Step 2: Convert to fraction form
134,211.58/201,350.24 = 66,775.44/x - Step 3: Cross multiply
134,211.58x = 201,350.24 × 66,775.44 - Step 4: Simplify right side
134,211.58x = 13,445,250,030.29 - Step 5: Solve for x
x = 13,445,250,030.29/134,211.58 - Step 6: Final answer
x = 100,179.51
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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.