Finding the Fourth Proportional to 232,141.16, 320,236.88 and 151,615.82
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Solution
The fourth proportional to 232,141.16, 320,236.88 and 151,615.82 is: 209,152.82
Step by Step Solution
- Step 1: Write the proportion equation
232,141.16 : 320,236.88 = 151,615.82 : x - Step 2: Convert to fraction form
232,141.16/320,236.88 = 151,615.82/x - Step 3: Cross multiply
232,141.16x = 320,236.88 × 151,615.82 - Step 4: Simplify right side
232,141.16x = 48,552,977,155.44 - Step 5: Solve for x
x = 48,552,977,155.44/232,141.16 - Step 6: Final answer
x = 209,152.82
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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.