Finding the Fourth Proportional to 197,885.23, 296,646.81 and 71,496.07
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Solution
The fourth proportional to 197,885.23, 296,646.81 and 71,496.07 is: 107,178.69
Step by Step Solution
- Step 1: Write the proportion equation
197,885.23 : 296,646.81 = 71,496.07 : x - Step 2: Convert to fraction form
197,885.23/296,646.81 = 71,496.07/x - Step 3: Cross multiply
197,885.23x = 296,646.81 × 71,496.07 - Step 4: Simplify right side
197,885.23x = 21,209,080,083.31 - Step 5: Solve for x
x = 21,209,080,083.31/197,885.23 - Step 6: Final answer
x = 107,178.69
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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.