Finding the Fourth Proportional to 178,880.05, 246,842.51 and 98,305.84
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Solution
The fourth proportional to 178,880.05, 246,842.51 and 98,305.84 is: 135,655.49
Step by Step Solution
- Step 1: Write the proportion equation
178,880.05 : 246,842.51 = 98,305.84 : x - Step 2: Convert to fraction form
178,880.05/246,842.51 = 98,305.84/x - Step 3: Cross multiply
178,880.05x = 246,842.51 × 98,305.84 - Step 4: Simplify right side
178,880.05x = 24,266,060,293.26 - Step 5: Solve for x
x = 24,266,060,293.26/178,880.05 - Step 6: Final answer
x = 135,655.49
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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.