Finding the Fourth Proportional to 171,586.08, 257,028.72 and 88,305.12
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Solution
The fourth proportional to 171,586.08, 257,028.72 and 88,305.12 is: 132,277.35
Step by Step Solution
- Step 1: Write the proportion equation
171,586.08 : 257,028.72 = 88,305.12 : x - Step 2: Convert to fraction form
171,586.08/257,028.72 = 88,305.12/x - Step 3: Cross multiply
171,586.08x = 257,028.72 × 88,305.12 - Step 4: Simplify right side
171,586.08x = 22,696,951,963.05 - Step 5: Solve for x
x = 22,696,951,963.05/171,586.08 - Step 6: Final answer
x = 132,277.35
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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.