Finding the Fourth Proportional to 135,305.56, 202,934.58 and 41,812.12
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Solution
The fourth proportional to 135,305.56, 202,934.58 and 41,812.12 is: 62,710.84
Step by Step Solution
- Step 1: Write the proportion equation
135,305.56 : 202,934.58 = 41,812.12 : x - Step 2: Convert to fraction form
135,305.56/202,934.58 = 41,812.12/x - Step 3: Cross multiply
135,305.56x = 202,934.58 × 41,812.12 - Step 4: Simplify right side
135,305.56x = 8,485,125,011.11 - Step 5: Solve for x
x = 8,485,125,011.11/135,305.56 - Step 6: Final answer
x = 62,710.84
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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.