Finding the Fourth Proportional to 178,680.17, 246,576.93 and 98,106.99
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Solution
The fourth proportional to 178,680.17, 246,576.93 and 98,106.99 is: 135,386.71
Step by Step Solution
- Step 1: Write the proportion equation
178,680.17 : 246,576.93 = 98,106.99 : x - Step 2: Convert to fraction form
178,680.17/246,576.93 = 98,106.99/x - Step 3: Cross multiply
178,680.17x = 246,576.93 × 98,106.99 - Step 4: Simplify right side
178,680.17x = 24,190,919,113.18 - Step 5: Solve for x
x = 24,190,919,113.18/178,680.17 - Step 6: Final answer
x = 135,386.71
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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.