Finding the Fourth Proportional to 127,950.05, 191,949.67 and 49,058.12
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Solution
The fourth proportional to 127,950.05, 191,949.67 and 49,058.12 is: 73,596.61
Step by Step Solution
- Step 1: Write the proportion equation
127,950.05 : 191,949.67 = 49,058.12 : x - Step 2: Convert to fraction form
127,950.05/191,949.67 = 49,058.12/x - Step 3: Cross multiply
127,950.05x = 191,949.67 × 49,058.12 - Step 4: Simplify right side
127,950.05x = 9,416,689,582.24 - Step 5: Solve for x
x = 9,416,689,582.24/127,950.05 - Step 6: Final answer
x = 73,596.61
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1.5x scale
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.