Finding the Fourth Proportional to 186,594.85, 257,491.18 and 106,011.19
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Solution
The fourth proportional to 186,594.85, 257,491.18 and 106,011.19 is: 146,289.92
Step by Step Solution
- Step 1: Write the proportion equation
186,594.85 : 257,491.18 = 106,011.19 : x - Step 2: Convert to fraction form
186,594.85/257,491.18 = 106,011.19/x - Step 3: Cross multiply
186,594.85x = 257,491.18 × 106,011.19 - Step 4: Simplify right side
186,594.85x = 27,296,945,876.25 - Step 5: Solve for x
x = 27,296,945,876.25/186,594.85 - Step 6: Final answer
x = 146,289.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.