Finding the Fourth Proportional to 235,842.44, 353,678.00 and 102,690.59
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Solution
The fourth proportional to 235,842.44, 353,678.00 and 102,690.59 is: 153,998.58
Step by Step Solution
- Step 1: Write the proportion equation
235,842.44 : 353,678.00 = 102,690.59 : x - Step 2: Convert to fraction form
235,842.44/353,678.00 = 102,690.59/x - Step 3: Cross multiply
235,842.44x = 353,678.00 × 102,690.59 - Step 4: Simplify right side
235,842.44x = 36,319,400,208.18 - Step 5: Solve for x
x = 36,319,400,208.18/235,842.44 - Step 6: Final answer
x = 153,998.58
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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.