Finding the Fourth Proportional to 177,657.70, 266,486.55 and 51,297.70
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Solution
The fourth proportional to 177,657.70, 266,486.55 and 51,297.70 is: 76,946.55
Step by Step Solution
- Step 1: Write the proportion equation
177,657.70 : 266,486.55 = 51,297.70 : x - Step 2: Convert to fraction form
177,657.70/266,486.55 = 51,297.70/x - Step 3: Cross multiply
177,657.70x = 266,486.55 × 51,297.70 - Step 4: Simplify right side
177,657.70x = 13,670,147,095.94 - Step 5: Solve for x
x = 13,670,147,095.94/177,657.70 - Step 6: Final answer
x = 76,946.55
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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.