Finding the Fourth Proportional to 205,541.76, 283,611.30 and 114,868.74
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Solution
The fourth proportional to 205,541.76, 283,611.30 and 114,868.74 is: 158,498.56
Step by Step Solution
- Step 1: Write the proportion equation
205,541.76 : 283,611.30 = 114,868.74 : x - Step 2: Convert to fraction form
205,541.76/283,611.30 = 114,868.74/x - Step 3: Cross multiply
205,541.76x = 283,611.30 × 114,868.74 - Step 4: Simplify right side
205,541.76x = 32,578,072,680.76 - Step 5: Solve for x
x = 32,578,072,680.76/205,541.76 - Step 6: Final answer
x = 158,498.56
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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.