Finding the Fourth Proportional to 161,882.94, 242,730.36 and 49,531.08
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Solution
The fourth proportional to 161,882.94, 242,730.36 and 49,531.08 is: 74,267.84
Step by Step Solution
- Step 1: Write the proportion equation
161,882.94 : 242,730.36 = 49,531.08 : x - Step 2: Convert to fraction form
161,882.94/242,730.36 = 49,531.08/x - Step 3: Cross multiply
161,882.94x = 242,730.36 × 49,531.08 - Step 4: Simplify right side
161,882.94x = 12,022,696,879.59 - Step 5: Solve for x
x = 12,022,696,879.59/161,882.94 - Step 6: Final answer
x = 74,267.84
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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.