Finding the Fourth Proportional to 197,313.02, 272,292.52 and 125,677.70
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Solution
The fourth proportional to 197,313.02, 272,292.52 and 125,677.70 is: 173,435.58
Step by Step Solution
- Step 1: Write the proportion equation
197,313.02 : 272,292.52 = 125,677.70 : x - Step 2: Convert to fraction form
197,313.02/272,292.52 = 125,677.70/x - Step 3: Cross multiply
197,313.02x = 272,292.52 × 125,677.70 - Step 4: Simplify right side
197,313.02x = 34,221,097,640.80 - Step 5: Solve for x
x = 34,221,097,640.80/197,313.02 - Step 6: Final answer
x = 173,435.58
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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.