Finding the Fourth Proportional to 158,517.08, 218,385.96 and 110,694.68
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Solution
The fourth proportional to 158,517.08, 218,385.96 and 110,694.68 is: 152,501.95
Step by Step Solution
- Step 1: Write the proportion equation
158,517.08 : 218,385.96 = 110,694.68 : x - Step 2: Convert to fraction form
158,517.08/218,385.96 = 110,694.68/x - Step 3: Cross multiply
158,517.08x = 218,385.96 × 110,694.68 - Step 4: Simplify right side
158,517.08x = 24,174,163,958.69 - Step 5: Solve for x
x = 24,174,163,958.69/158,517.08 - Step 6: Final answer
x = 152,501.95
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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.