Finding the Fourth Proportional to 224,289.55, 309,517.63 and 122,316.63
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Solution
The fourth proportional to 224,289.55, 309,517.63 and 122,316.63 is: 168,795.89
Step by Step Solution
- Step 1: Write the proportion equation
224,289.55 : 309,517.63 = 122,316.63 : x - Step 2: Convert to fraction form
224,289.55/309,517.63 = 122,316.63/x - Step 3: Cross multiply
224,289.55x = 309,517.63 × 122,316.63 - Step 4: Simplify right side
224,289.55x = 37,859,153,427.19 - Step 5: Solve for x
x = 37,859,153,427.19/224,289.55 - Step 6: Final answer
x = 168,795.89
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1.5x scale
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.