Finding the Fourth Proportional to 106,180.77, 159,105.90 and 39,603.09
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Solution
The fourth proportional to 106,180.77, 159,105.90 and 39,603.09 is: 59,343.00
Step by Step Solution
- Step 1: Write the proportion equation
106,180.77 : 159,105.90 = 39,603.09 : x - Step 2: Convert to fraction form
106,180.77/159,105.90 = 39,603.09/x - Step 3: Cross multiply
106,180.77x = 159,105.90 × 39,603.09 - Step 4: Simplify right side
106,180.77x = 6,301,085,277.23 - Step 5: Solve for x
x = 6,301,085,277.23/106,180.77 - Step 6: Final answer
x = 59,343.00
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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.