Finding the Fourth Proportional to 265,509.09, 366,235.16 and 157,998.87
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Solution
The fourth proportional to 265,509.09, 366,235.16 and 157,998.87 is: 217,938.83
Step by Step Solution
- Step 1: Write the proportion equation
265,509.09 : 366,235.16 = 157,998.87 : x - Step 2: Convert to fraction form
265,509.09/366,235.16 = 157,998.87/x - Step 3: Cross multiply
265,509.09x = 366,235.16 × 157,998.87 - Step 4: Simplify right side
265,509.09x = 57,864,740,644.27 - Step 5: Solve for x
x = 57,864,740,644.27/265,509.09 - Step 6: Final answer
x = 217,938.83
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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.