Finding the Fourth Proportional to 178,812.23, 246,761.19 and 98,239.05
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Solution
The fourth proportional to 178,812.23, 246,761.19 and 98,239.05 is: 135,570.06
Step by Step Solution
- Step 1: Write the proportion equation
178,812.23 : 246,761.19 = 98,239.05 : x - Step 2: Convert to fraction form
178,812.23/246,761.19 = 98,239.05/x - Step 3: Cross multiply
178,812.23x = 246,761.19 × 98,239.05 - Step 4: Simplify right side
178,812.23x = 24,241,584,882.47 - Step 5: Solve for x
x = 24,241,584,882.47/178,812.23 - Step 6: Final answer
x = 135,570.06
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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.