Finding the Fourth Proportional to 177,180.18, 265,507.70 and 145,813.14
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Solution
The fourth proportional to 177,180.18, 265,507.70 and 145,813.14 is: 218,503.62
Step by Step Solution
- Step 1: Write the proportion equation
177,180.18 : 265,507.70 = 145,813.14 : x - Step 2: Convert to fraction form
177,180.18/265,507.70 = 145,813.14/x - Step 3: Cross multiply
177,180.18x = 265,507.70 × 145,813.14 - Step 4: Simplify right side
177,180.18x = 38,714,511,431.18 - Step 5: Solve for x
x = 38,714,511,431.18/177,180.18 - Step 6: Final answer
x = 218,503.62
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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.