Finding the Fourth Proportional to 170,278.96, 234,864.12 and 144,608.08
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Solution
The fourth proportional to 170,278.96, 234,864.12 and 144,608.08 is: 199,456.52
Step by Step Solution
- Step 1: Write the proportion equation
170,278.96 : 234,864.12 = 144,608.08 : x - Step 2: Convert to fraction form
170,278.96/234,864.12 = 144,608.08/x - Step 3: Cross multiply
170,278.96x = 234,864.12 × 144,608.08 - Step 4: Simplify right side
170,278.96x = 33,963,249,454.09 - Step 5: Solve for x
x = 33,963,249,454.09/170,278.96 - Step 6: Final answer
x = 199,456.52
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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.