Finding the Fourth Proportional to 177,512.14, 266,112.68 and 66,781.90
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Solution
The fourth proportional to 177,512.14, 266,112.68 and 66,781.90 is: 100,114.33
Step by Step Solution
- Step 1: Write the proportion equation
177,512.14 : 266,112.68 = 66,781.90 : x - Step 2: Convert to fraction form
177,512.14/266,112.68 = 66,781.90/x - Step 3: Cross multiply
177,512.14x = 266,112.68 × 66,781.90 - Step 4: Simplify right side
177,512.14x = 17,771,509,053.93 - Step 5: Solve for x
x = 17,771,509,053.93/177,512.14 - Step 6: Final answer
x = 100,114.33
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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.