Finding the Fourth Proportional to 248,363.68, 372,286.18 and 115,134.08
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Solution
The fourth proportional to 248,363.68, 372,286.18 and 115,134.08 is: 172,580.90
Step by Step Solution
- Step 1: Write the proportion equation
248,363.68 : 372,286.18 = 115,134.08 : x - Step 2: Convert to fraction form
248,363.68/372,286.18 = 115,134.08/x - Step 3: Cross multiply
248,363.68x = 372,286.18 × 115,134.08 - Step 4: Simplify right side
248,363.68x = 42,862,826,831.01 - Step 5: Solve for x
x = 42,862,826,831.01/248,363.68 - Step 6: Final answer
x = 172,580.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.