Finding the Fourth Proportional to 261,950.09, 392,756.09 and 125,099.10
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Solution
The fourth proportional to 261,950.09, 392,756.09 and 125,099.10 is: 187,567.92
Step by Step Solution
- Step 1: Write the proportion equation
261,950.09 : 392,756.09 = 125,099.10 : x - Step 2: Convert to fraction form
261,950.09/392,756.09 = 125,099.10/x - Step 3: Cross multiply
261,950.09x = 392,756.09 × 125,099.10 - Step 4: Simplify right side
261,950.09x = 49,133,432,753.02 - Step 5: Solve for x
x = 49,133,432,753.02/261,950.09 - Step 6: Final answer
x = 187,567.92
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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.