Finding the Fourth Proportional to 179,175.18, 247,261.78 and 98,602.70
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Solution
The fourth proportional to 179,175.18, 247,261.78 and 98,602.70 is: 136,071.75
Step by Step Solution
- Step 1: Write the proportion equation
179,175.18 : 247,261.78 = 98,602.70 : x - Step 2: Convert to fraction form
179,175.18/247,261.78 = 98,602.70/x - Step 3: Cross multiply
179,175.18x = 247,261.78 × 98,602.70 - Step 4: Simplify right side
179,175.18x = 24,380,680,504.71 - Step 5: Solve for x
x = 24,380,680,504.71/179,175.18 - Step 6: Final answer
x = 136,071.75
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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.