Finding the Fourth Proportional to 235,807.80, 353,489.36 and 117,367.17
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Solution
The fourth proportional to 235,807.80, 353,489.36 and 117,367.17 is: 175,940.09
Step by Step Solution
- Step 1: Write the proportion equation
235,807.80 : 353,489.36 = 117,367.17 : x - Step 2: Convert to fraction form
235,807.80/353,489.36 = 117,367.17/x - Step 3: Cross multiply
235,807.80x = 353,489.36 × 117,367.17 - Step 4: Simplify right side
235,807.80x = 41,488,045,221.48 - Step 5: Solve for x
x = 41,488,045,221.48/235,807.80 - Step 6: Final answer
x = 175,940.09
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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.