Finding the Fourth Proportional to 101,441.19, 152,203.70 and 44,485.62
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Solution
The fourth proportional to 101,441.19, 152,203.70 and 44,485.62 is: 66,746.81
Step by Step Solution
- Step 1: Write the proportion equation
101,441.19 : 152,203.70 = 44,485.62 : x - Step 2: Convert to fraction form
101,441.19/152,203.70 = 44,485.62/x - Step 3: Cross multiply
101,441.19x = 152,203.70 × 44,485.62 - Step 4: Simplify right side
101,441.19x = 6,770,875,960.79 - Step 5: Solve for x
x = 6,770,875,960.79/101,441.19 - Step 6: Final answer
x = 66,746.81
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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.