Finding the Fourth Proportional to 177,135.36, 265,651.20 and 145,893.12
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Solution
The fourth proportional to 177,135.36, 265,651.20 and 145,893.12 is: 218,796.98
Step by Step Solution
- Step 1: Write the proportion equation
177,135.36 : 265,651.20 = 145,893.12 : x - Step 2: Convert to fraction form
177,135.36/265,651.20 = 145,893.12/x - Step 3: Cross multiply
177,135.36x = 265,651.20 × 145,893.12 - Step 4: Simplify right side
177,135.36x = 38,756,682,399.74 - Step 5: Solve for x
x = 38,756,682,399.74/177,135.36 - Step 6: Final answer
x = 218,796.98
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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.