Finding the Fourth Proportional to 201,482.66, 278,057.14 and 116,627.06
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Solution
The fourth proportional to 201,482.66, 278,057.14 and 116,627.06 is: 160,951.75
Step by Step Solution
- Step 1: Write the proportion equation
201,482.66 : 278,057.14 = 116,627.06 : x - Step 2: Convert to fraction form
201,482.66/278,057.14 = 116,627.06/x - Step 3: Cross multiply
201,482.66x = 278,057.14 × 116,627.06 - Step 4: Simplify right side
201,482.66x = 32,428,986,750.21 - Step 5: Solve for x
x = 32,428,986,750.21/201,482.66 - Step 6: Final answer
x = 160,951.75
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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.