Finding the Fourth Proportional to 196,338.36, 294,260.52 and 106,377.66
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Solution
The fourth proportional to 196,338.36, 294,260.52 and 106,377.66 is: 159,432.65
Step by Step Solution
- Step 1: Write the proportion equation
196,338.36 : 294,260.52 = 106,377.66 : x - Step 2: Convert to fraction form
196,338.36/294,260.52 = 106,377.66/x - Step 3: Cross multiply
196,338.36x = 294,260.52 × 106,377.66 - Step 4: Simplify right side
196,338.36x = 31,302,745,547.98 - Step 5: Solve for x
x = 31,302,745,547.98/196,338.36 - Step 6: Final answer
x = 159,432.65
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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.