Finding the Fourth Proportional to 178,837.28, 246,800.80 and 98,269.84
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Solution
The fourth proportional to 178,837.28, 246,800.80 and 98,269.84 is: 135,615.32
Step by Step Solution
- Step 1: Write the proportion equation
178,837.28 : 246,800.80 = 98,269.84 : x - Step 2: Convert to fraction form
178,837.28/246,800.80 = 98,269.84/x - Step 3: Cross multiply
178,837.28x = 246,800.80 × 98,269.84 - Step 4: Simplify right side
178,837.28x = 24,253,075,127.87 - Step 5: Solve for x
x = 24,253,075,127.87/178,837.28 - Step 6: Final answer
x = 135,615.32
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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.