Finding the Fourth Proportional to 181,730.84, 272,640.18 and 57,071.84
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Solution
The fourth proportional to 181,730.84, 272,640.18 and 57,071.84 is: 85,621.55
Step by Step Solution
- Step 1: Write the proportion equation
181,730.84 : 272,640.18 = 57,071.84 : x - Step 2: Convert to fraction form
181,730.84/272,640.18 = 57,071.84/x - Step 3: Cross multiply
181,730.84x = 272,640.18 × 57,071.84 - Step 4: Simplify right side
181,730.84x = 15,560,076,730.53 - Step 5: Solve for x
x = 15,560,076,730.53/181,730.84 - Step 6: Final answer
x = 85,621.55
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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.