Finding the Fourth Proportional to 190,892.96, 263,402.99 and 110,304.90
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Solution
The fourth proportional to 190,892.96, 263,402.99 and 110,304.90 is: 152,203.84
Step by Step Solution
- Step 1: Write the proportion equation
190,892.96 : 263,402.99 = 110,304.90 : x - Step 2: Convert to fraction form
190,892.96/263,402.99 = 110,304.90/x - Step 3: Cross multiply
190,892.96x = 263,402.99 × 110,304.90 - Step 4: Simplify right side
190,892.96x = 29,054,639,920.13 - Step 5: Solve for x
x = 29,054,639,920.13/190,892.96 - Step 6: Final answer
x = 152,203.84
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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.