Finding the Fourth Proportional to 232,251.12, 320,506.32 and 131,649.12
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Solution
The fourth proportional to 232,251.12, 320,506.32 and 131,649.12 is: 181,675.66
Step by Step Solution
- Step 1: Write the proportion equation
232,251.12 : 320,506.32 = 131,649.12 : x - Step 2: Convert to fraction form
232,251.12/320,506.32 = 131,649.12/x - Step 3: Cross multiply
232,251.12x = 320,506.32 × 131,649.12 - Step 4: Simplify right side
232,251.12x = 42,194,374,982.44 - Step 5: Solve for x
x = 42,194,374,982.44/232,251.12 - Step 6: Final answer
x = 181,675.66
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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.