Finding the Fourth Proportional to 179,267.96, 247,387.08 and 106,721.52
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Solution
The fourth proportional to 179,267.96, 247,387.08 and 106,721.52 is: 147,274.09
Step by Step Solution
- Step 1: Write the proportion equation
179,267.96 : 247,387.08 = 106,721.52 : x - Step 2: Convert to fraction form
179,267.96/247,387.08 = 106,721.52/x - Step 3: Cross multiply
179,267.96x = 247,387.08 × 106,721.52 - Step 4: Simplify right side
179,267.96x = 26,401,525,205.96 - Step 5: Solve for x
x = 26,401,525,205.96/179,267.96 - Step 6: Final answer
x = 147,274.09
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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.