Finding the Fourth Proportional to 265,391.68, 366,270.77 and 157,962.05
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Solution
The fourth proportional to 265,391.68, 366,270.77 and 157,962.05 is: 218,005.63
Step by Step Solution
- Step 1: Write the proportion equation
265,391.68 : 366,270.77 = 157,962.05 : x - Step 2: Convert to fraction form
265,391.68/366,270.77 = 157,962.05/x - Step 3: Cross multiply
265,391.68x = 366,270.77 × 157,962.05 - Step 4: Simplify right side
265,391.68x = 57,856,881,684.28 - Step 5: Solve for x
x = 57,856,881,684.28/265,391.68 - Step 6: Final answer
x = 218,005.63
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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.