Finding the Fourth Proportional to 183,722.29, 275,476.16 and 71,271.09
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Solution
The fourth proportional to 183,722.29, 275,476.16 and 71,271.09 is: 106,865.02
Step by Step Solution
- Step 1: Write the proportion equation
183,722.29 : 275,476.16 = 71,271.09 : x - Step 2: Convert to fraction form
183,722.29/275,476.16 = 71,271.09/x - Step 3: Cross multiply
183,722.29x = 275,476.16 × 71,271.09 - Step 4: Simplify right side
183,722.29x = 19,633,486,370.39 - Step 5: Solve for x
x = 19,633,486,370.39/183,722.29 - Step 6: Final answer
x = 106,865.02
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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.