Finding the Fourth Proportional to 242,047.88, 363,073.61 and 84,276.08
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Solution
The fourth proportional to 242,047.88, 363,073.61 and 84,276.08 is: 126,414.74
Step by Step Solution
- Step 1: Write the proportion equation
242,047.88 : 363,073.61 = 84,276.08 : x - Step 2: Convert to fraction form
242,047.88/363,073.61 = 84,276.08/x - Step 3: Cross multiply
242,047.88x = 363,073.61 × 84,276.08 - Step 4: Simplify right side
242,047.88x = 30,598,420,602.25 - Step 5: Solve for x
x = 30,598,420,602.25/242,047.88 - Step 6: Final answer
x = 126,414.74
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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.