Finding the Fourth Proportional to 224,887.92, 310,336.91 and 122,912.55
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Solution
The fourth proportional to 224,887.92, 310,336.91 and 122,912.55 is: 169,614.72
Step by Step Solution
- Step 1: Write the proportion equation
224,887.92 : 310,336.91 = 122,912.55 : x - Step 2: Convert to fraction form
224,887.92/310,336.91 = 122,912.55/x - Step 3: Cross multiply
224,887.92x = 310,336.91 × 122,912.55 - Step 4: Simplify right side
224,887.92x = 38,144,300,967.22 - Step 5: Solve for x
x = 38,144,300,967.22/224,887.92 - Step 6: Final answer
x = 169,614.72
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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.