Finding the Fourth Proportional to 178,580.97, 246,441.54 and 98,008.70
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Solution
The fourth proportional to 178,580.97, 246,441.54 and 98,008.70 is: 135,251.90
Step by Step Solution
- Step 1: Write the proportion equation
178,580.97 : 246,441.54 = 98,008.70 : x - Step 2: Convert to fraction form
178,580.97/246,441.54 = 98,008.70/x - Step 3: Cross multiply
178,580.97x = 246,441.54 × 98,008.70 - Step 4: Simplify right side
178,580.97x = 24,153,414,931.66 - Step 5: Solve for x
x = 24,153,414,931.66/178,580.97 - Step 6: Final answer
x = 135,251.90
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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.