Finding the Fourth Proportional to 201,328.10, 277,825.69 and 110,683.40
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Solution
The fourth proportional to 201,328.10, 277,825.69 and 110,683.40 is: 152,739.20
Step by Step Solution
- Step 1: Write the proportion equation
201,328.10 : 277,825.69 = 110,683.40 : x - Step 2: Convert to fraction form
201,328.10/277,825.69 = 110,683.40/x - Step 3: Cross multiply
201,328.10x = 277,825.69 × 110,683.40 - Step 4: Simplify right side
201,328.10x = 30,750,691,423.13 - Step 5: Solve for x
x = 30,750,691,423.13/201,328.10 - Step 6: Final answer
x = 152,739.20
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.