Finding the Fourth Proportional to 248,126.43, 372,226.55 and 115,020.14
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Solution
The fourth proportional to 248,126.43, 372,226.55 and 115,020.14 is: 172,547.32
Step by Step Solution
- Step 1: Write the proportion equation
248,126.43 : 372,226.55 = 115,020.14 : x - Step 2: Convert to fraction form
248,126.43/372,226.55 = 115,020.14/x - Step 3: Cross multiply
248,126.43x = 372,226.55 × 115,020.14 - Step 4: Simplify right side
248,126.43x = 42,813,551,110.83 - Step 5: Solve for x
x = 42,813,551,110.83/248,126.43 - Step 6: Final answer
x = 172,547.32
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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.