Finding the Fourth Proportional to 189,984.72, 283,573.98 and 167,572.08
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Solution
The fourth proportional to 189,984.72, 283,573.98 and 167,572.08 is: 250,120.54
Step by Step Solution
- Step 1: Write the proportion equation
189,984.72 : 283,573.98 = 167,572.08 : x - Step 2: Convert to fraction form
189,984.72/283,573.98 = 167,572.08/x - Step 3: Cross multiply
189,984.72x = 283,573.98 × 167,572.08 - Step 4: Simplify right side
189,984.72x = 47,519,081,662.48 - Step 5: Solve for x
x = 47,519,081,662.48/189,984.72 - Step 6: Final answer
x = 250,120.54
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.