Finding the Fourth Proportional to 159,546.19, 239,389.95 and 83,626.69
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Solution
The fourth proportional to 159,546.19, 239,389.95 and 83,626.69 is: 125,477.07
Step by Step Solution
- Step 1: Write the proportion equation
159,546.19 : 239,389.95 = 83,626.69 : x - Step 2: Convert to fraction form
159,546.19/239,389.95 = 83,626.69/x - Step 3: Cross multiply
159,546.19x = 239,389.95 × 83,626.69 - Step 4: Simplify right side
159,546.19x = 20,019,389,137.77 - Step 5: Solve for x
x = 20,019,389,137.77/159,546.19 - Step 6: Final answer
x = 125,477.07
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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.