Finding the Fourth Proportional to 136,102.96, 204,109.08 and 57,202.48
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Solution
The fourth proportional to 136,102.96, 204,109.08 and 57,202.48 is: 85,784.66
Step by Step Solution
- Step 1: Write the proportion equation
136,102.96 : 204,109.08 = 57,202.48 : x - Step 2: Convert to fraction form
136,102.96/204,109.08 = 57,202.48/x - Step 3: Cross multiply
136,102.96x = 204,109.08 × 57,202.48 - Step 4: Simplify right side
136,102.96x = 11,675,545,566.52 - Step 5: Solve for x
x = 11,675,545,566.52/136,102.96 - Step 6: Final answer
x = 85,784.66
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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.