Finding the Fourth Proportional to 234,832.12, 324,068.44 and 127,402.12
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Solution
The fourth proportional to 234,832.12, 324,068.44 and 127,402.12 is: 175,814.99
Step by Step Solution
- Step 1: Write the proportion equation
234,832.12 : 324,068.44 = 127,402.12 : x - Step 2: Convert to fraction form
234,832.12/324,068.44 = 127,402.12/x - Step 3: Cross multiply
234,832.12x = 324,068.44 × 127,402.12 - Step 4: Simplify right side
234,832.12x = 41,287,006,281.09 - Step 5: Solve for x
x = 41,287,006,281.09/234,832.12 - Step 6: Final answer
x = 175,814.99
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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.