Finding the Fourth Proportional to 201,378.74, 277,896.77 and 110,734.61
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Solution
The fourth proportional to 201,378.74, 277,896.77 and 110,734.61 is: 152,810.52
Step by Step Solution
- Step 1: Write the proportion equation
201,378.74 : 277,896.77 = 110,734.61 : x - Step 2: Convert to fraction form
201,378.74/277,896.77 = 110,734.61/x - Step 3: Cross multiply
201,378.74x = 277,896.77 × 110,734.61 - Step 4: Simplify right side
201,378.74x = 30,772,788,503.05 - Step 5: Solve for x
x = 30,772,788,503.05/201,378.74 - Step 6: Final answer
x = 152,810.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.