Finding the Fourth Proportional to 193,791.15, 290,354.56 and 153,933.08
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Solution
The fourth proportional to 193,791.15, 290,354.56 and 153,933.08 is: 230,635.76
Step by Step Solution
- Step 1: Write the proportion equation
193,791.15 : 290,354.56 = 153,933.08 : x - Step 2: Convert to fraction form
193,791.15/290,354.56 = 153,933.08/x - Step 3: Cross multiply
193,791.15x = 290,354.56 × 153,933.08 - Step 4: Simplify right side
193,791.15x = 44,695,169,876.24 - Step 5: Solve for x
x = 44,695,169,876.24/193,791.15 - Step 6: Final answer
x = 230,635.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.