Finding the Fourth Proportional to 265,389.68, 366,268.01 and 157,960.05
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Solution
The fourth proportional to 265,389.68, 366,268.01 and 157,960.05 is: 218,002.88
Step by Step Solution
- Step 1: Write the proportion equation
265,389.68 : 366,268.01 = 157,960.05 : x - Step 2: Convert to fraction form
265,389.68/366,268.01 = 157,960.05/x - Step 3: Cross multiply
265,389.68x = 366,268.01 × 157,960.05 - Step 4: Simplify right side
265,389.68x = 57,855,712,383.20 - Step 5: Solve for x
x = 57,855,712,383.20/265,389.68 - Step 6: Final answer
x = 218,002.88
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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.