Finding the Fourth Proportional to 267,305.96, 400,964.00 and 87,391.46
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Solution
The fourth proportional to 267,305.96, 400,964.00 and 87,391.46 is: 131,088.84
Step by Step Solution
- Step 1: Write the proportion equation
267,305.96 : 400,964.00 = 87,391.46 : x - Step 2: Convert to fraction form
267,305.96/400,964.00 = 87,391.46/x - Step 3: Cross multiply
267,305.96x = 400,964.00 × 87,391.46 - Step 4: Simplify right side
267,305.96x = 35,040,826,925.66 - Step 5: Solve for x
x = 35,040,826,925.66/267,305.96 - Step 6: Final answer
x = 131,088.84
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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.