Finding the Fourth Proportional to 178,769.68, 246,708.36 and 98,204.56
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Solution
The fourth proportional to 178,769.68, 246,708.36 and 98,204.56 is: 135,525.70
Step by Step Solution
- Step 1: Write the proportion equation
178,769.68 : 246,708.36 = 98,204.56 : x - Step 2: Convert to fraction form
178,769.68/246,708.36 = 98,204.56/x - Step 3: Cross multiply
178,769.68x = 246,708.36 × 98,204.56 - Step 4: Simplify right side
178,769.68x = 24,227,885,942.12 - Step 5: Solve for x
x = 24,227,885,942.12/178,769.68 - Step 6: Final answer
x = 135,525.70
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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.