Finding the Fourth Proportional to 146,366.60, 219,623.67 and 57,683.75
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Solution
The fourth proportional to 146,366.60, 219,623.67 and 57,683.75 is: 86,554.70
Step by Step Solution
- Step 1: Write the proportion equation
146,366.60 : 219,623.67 = 57,683.75 : x - Step 2: Convert to fraction form
146,366.60/219,623.67 = 57,683.75/x - Step 3: Cross multiply
146,366.60x = 219,623.67 × 57,683.75 - Step 4: Simplify right side
146,366.60x = 12,668,716,874.36 - Step 5: Solve for x
x = 12,668,716,874.36/146,366.60 - Step 6: Final answer
x = 86,554.70
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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.