Finding the Fourth Proportional to 125,269.40, 187,891.14 and 117,959.96
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Solution
The fourth proportional to 125,269.40, 187,891.14 and 117,959.96 is: 176,927.74
Step by Step Solution
- Step 1: Write the proportion equation
125,269.40 : 187,891.14 = 117,959.96 : x - Step 2: Convert to fraction form
125,269.40/187,891.14 = 117,959.96/x - Step 3: Cross multiply
125,269.40x = 187,891.14 × 117,959.96 - Step 4: Simplify right side
125,269.40x = 22,163,631,358.75 - Step 5: Solve for x
x = 22,163,631,358.75/125,269.40 - Step 6: Final answer
x = 176,927.74
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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.