Finding the Fourth Proportional to 146,203.80, 219,305.70 and 93,715.80
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Solution
The fourth proportional to 146,203.80, 219,305.70 and 93,715.80 is: 140,573.70
Step by Step Solution
- Step 1: Write the proportion equation
146,203.80 : 219,305.70 = 93,715.80 : x - Step 2: Convert to fraction form
146,203.80/219,305.70 = 93,715.80/x - Step 3: Cross multiply
146,203.80x = 219,305.70 × 93,715.80 - Step 4: Simplify right side
146,203.80x = 20,552,409,120.06 - Step 5: Solve for x
x = 20,552,409,120.06/146,203.80 - Step 6: Final answer
x = 140,573.70
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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.