Finding the Fourth Proportional to 125,518.04, 173,206.66 and 74,528.14
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Solution
The fourth proportional to 125,518.04, 173,206.66 and 74,528.14 is: 102,843.94
Step by Step Solution
- Step 1: Write the proportion equation
125,518.04 : 173,206.66 = 74,528.14 : x - Step 2: Convert to fraction form
125,518.04/173,206.66 = 74,528.14/x - Step 3: Cross multiply
125,518.04x = 173,206.66 × 74,528.14 - Step 4: Simplify right side
125,518.04x = 12,908,770,205.41 - Step 5: Solve for x
x = 12,908,770,205.41/125,518.04 - Step 6: Final answer
x = 102,843.94
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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.