Finding the Fourth Proportional to 177,336.20, 266,090.70 and 135,201.80
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Solution
The fourth proportional to 177,336.20, 266,090.70 and 135,201.80 is: 202,868.57
Step by Step Solution
- Step 1: Write the proportion equation
177,336.20 : 266,090.70 = 135,201.80 : x - Step 2: Convert to fraction form
177,336.20/266,090.70 = 135,201.80/x - Step 3: Cross multiply
177,336.20x = 266,090.70 × 135,201.80 - Step 4: Simplify right side
177,336.20x = 35,975,941,603.26 - Step 5: Solve for x
x = 35,975,941,603.26/177,336.20 - Step 6: Final answer
x = 202,868.57
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1.5x scale
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.