Finding the Fourth Proportional to 179,838.47, 248,175.72 and 99,265.99
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Solution
The fourth proportional to 179,838.47, 248,175.72 and 99,265.99 is: 136,986.30
Step by Step Solution
- Step 1: Write the proportion equation
179,838.47 : 248,175.72 = 99,265.99 : x - Step 2: Convert to fraction form
179,838.47/248,175.72 = 99,265.99/x - Step 3: Cross multiply
179,838.47x = 248,175.72 × 99,265.99 - Step 4: Simplify right side
179,838.47x = 24,635,407,298.88 - Step 5: Solve for x
x = 24,635,407,298.88/179,838.47 - Step 6: Final answer
x = 136,986.30
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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.