Finding the Fourth Proportional to 136,138.08, 204,207.36 and 53,032.08
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Solution
The fourth proportional to 136,138.08, 204,207.36 and 53,032.08 is: 79,548.21
Step by Step Solution
- Step 1: Write the proportion equation
136,138.08 : 204,207.36 = 53,032.08 : x - Step 2: Convert to fraction form
136,138.08/204,207.36 = 53,032.08/x - Step 3: Cross multiply
136,138.08x = 204,207.36 × 53,032.08 - Step 4: Simplify right side
136,138.08x = 10,829,541,052.11 - Step 5: Solve for x
x = 10,829,541,052.11/136,138.08 - Step 6: Final answer
x = 79,548.21
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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.