Finding the Fourth Proportional to 177,374.80, 266,062.20 and 158,129.20
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Solution
The fourth proportional to 177,374.80, 266,062.20 and 158,129.20 is: 237,193.80
Step by Step Solution
- Step 1: Write the proportion equation
177,374.80 : 266,062.20 = 158,129.20 : x - Step 2: Convert to fraction form
177,374.80/266,062.20 = 158,129.20/x - Step 3: Cross multiply
177,374.80x = 266,062.20 × 158,129.20 - Step 4: Simplify right side
177,374.80x = 42,072,202,836.24 - Step 5: Solve for x
x = 42,072,202,836.24/177,374.80 - Step 6: Final answer
x = 237,193.80
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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.