Finding the Fourth Proportional to 131,925.92, 197,827.44 and 76,537.76
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Solution
The fourth proportional to 131,925.92, 197,827.44 and 76,537.76 is: 114,771.00
Step by Step Solution
- Step 1: Write the proportion equation
131,925.92 : 197,827.44 = 76,537.76 : x - Step 2: Convert to fraction form
131,925.92/197,827.44 = 76,537.76/x - Step 3: Cross multiply
131,925.92x = 197,827.44 × 76,537.76 - Step 4: Simplify right side
131,925.92x = 15,141,269,124.13 - Step 5: Solve for x
x = 15,141,269,124.13/131,925.92 - Step 6: Final answer
x = 114,771.00
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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.