Finding the Fourth Proportional to 235,814.80, 353,499.84 and 117,374.17
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Solution
The fourth proportional to 235,814.80, 353,499.84 and 117,374.17 is: 175,950.58
Step by Step Solution
- Step 1: Write the proportion equation
235,814.80 : 353,499.84 = 117,374.17 : x - Step 2: Convert to fraction form
235,814.80/353,499.84 = 117,374.17/x - Step 3: Cross multiply
235,814.80x = 353,499.84 × 117,374.17 - Step 4: Simplify right side
235,814.80x = 41,491,750,315.13 - Step 5: Solve for x
x = 41,491,750,315.13/235,814.80 - Step 6: Final answer
x = 175,950.58
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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.