Finding the Fourth Proportional to 135,463.05, 203,204.31 and 46,715.28
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Solution
The fourth proportional to 135,463.05, 203,204.31 and 46,715.28 is: 70,076.28
Step by Step Solution
- Step 1: Write the proportion equation
135,463.05 : 203,204.31 = 46,715.28 : x - Step 2: Convert to fraction form
135,463.05/203,204.31 = 46,715.28/x - Step 3: Cross multiply
135,463.05x = 203,204.31 × 46,715.28 - Step 4: Simplify right side
135,463.05x = 9,492,746,238.86 - Step 5: Solve for x
x = 9,492,746,238.86/135,463.05 - Step 6: Final answer
x = 70,076.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.