Finding the Fourth Proportional to 131,941.06, 197,836.61 and 51,935.67
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Solution
The fourth proportional to 131,941.06, 197,836.61 and 51,935.67 is: 77,873.99
Step by Step Solution
- Step 1: Write the proportion equation
131,941.06 : 197,836.61 = 51,935.67 : x - Step 2: Convert to fraction form
131,941.06/197,836.61 = 51,935.67/x - Step 3: Cross multiply
131,941.06x = 197,836.61 × 51,935.67 - Step 4: Simplify right side
131,941.06x = 10,274,776,890.88 - Step 5: Solve for x
x = 10,274,776,890.88/131,941.06 - Step 6: Final answer
x = 77,873.99
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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.