Finding the Fourth Proportional to 186,959.18, 258,022.14 and 110,503.46
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Solution
The fourth proportional to 186,959.18, 258,022.14 and 110,503.46 is: 152,505.69
Step by Step Solution
- Step 1: Write the proportion equation
186,959.18 : 258,022.14 = 110,503.46 : x - Step 2: Convert to fraction form
186,959.18/258,022.14 = 110,503.46/x - Step 3: Cross multiply
186,959.18x = 258,022.14 × 110,503.46 - Step 4: Simplify right side
186,959.18x = 28,512,339,226.60 - Step 5: Solve for x
x = 28,512,339,226.60/186,959.18 - Step 6: Final answer
x = 152,505.69
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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.