Finding the Fourth Proportional to 265,532.09, 366,266.90 and 158,021.87
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Solution
The fourth proportional to 265,532.09, 366,266.90 and 158,021.87 is: 217,970.56
Step by Step Solution
- Step 1: Write the proportion equation
265,532.09 : 366,266.90 = 158,021.87 : x - Step 2: Convert to fraction form
265,532.09/366,266.90 = 158,021.87/x - Step 3: Cross multiply
265,532.09x = 366,266.90 × 158,021.87 - Step 4: Simplify right side
265,532.09x = 57,878,179,666.99 - Step 5: Solve for x
x = 57,878,179,666.99/265,532.09 - Step 6: Final answer
x = 217,970.56
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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.