Finding the Fourth Proportional to 178,434.23, 246,110.13 and 151,534.13
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Solution
The fourth proportional to 178,434.23, 246,110.13 and 151,534.13 is: 209,007.45
Step by Step Solution
- Step 1: Write the proportion equation
178,434.23 : 246,110.13 = 151,534.13 : x - Step 2: Convert to fraction form
178,434.23/246,110.13 = 151,534.13/x - Step 3: Cross multiply
178,434.23x = 246,110.13 × 151,534.13 - Step 4: Simplify right side
178,434.23x = 37,294,083,203.19 - Step 5: Solve for x
x = 37,294,083,203.19/178,434.23 - Step 6: Final answer
x = 209,007.45
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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.