Finding the Fourth Proportional to 196,953.84, 295,510.92 and 91,708.08
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Solution
The fourth proportional to 196,953.84, 295,510.92 and 91,708.08 is: 137,599.45
Step by Step Solution
- Step 1: Write the proportion equation
196,953.84 : 295,510.92 = 91,708.08 : x - Step 2: Convert to fraction form
196,953.84/295,510.92 = 91,708.08/x - Step 3: Cross multiply
196,953.84x = 295,510.92 × 91,708.08 - Step 4: Simplify right side
196,953.84x = 27,100,739,092.23 - Step 5: Solve for x
x = 27,100,739,092.23/196,953.84 - Step 6: Final answer
x = 137,599.45
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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.