Finding the Fourth Proportional to 106,201.80, 159,302.70 and 97,344.45
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Solution
The fourth proportional to 106,201.80, 159,302.70 and 97,344.45 is: 146,016.68
Step by Step Solution
- Step 1: Write the proportion equation
106,201.80 : 159,302.70 = 97,344.45 : x - Step 2: Convert to fraction form
106,201.80/159,302.70 = 97,344.45/x - Step 3: Cross multiply
106,201.80x = 159,302.70 × 97,344.45 - Step 4: Simplify right side
106,201.80x = 15,507,233,715.02 - Step 5: Solve for x
x = 15,507,233,715.02/106,201.80 - Step 6: Final answer
x = 146,016.68
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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.