Finding the Fourth Proportional to 95,373.62, 131,639.50 and 55,110.76
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Solution
The fourth proportional to 95,373.62, 131,639.50 and 55,110.76 is: 76,066.66
Step by Step Solution
- Step 1: Write the proportion equation
95,373.62 : 131,639.50 = 55,110.76 : x - Step 2: Convert to fraction form
95,373.62/131,639.50 = 55,110.76/x - Step 3: Cross multiply
95,373.62x = 131,639.50 × 55,110.76 - Step 4: Simplify right side
95,373.62x = 7,254,752,891.02 - Step 5: Solve for x
x = 7,254,752,891.02/95,373.62 - Step 6: Final answer
x = 76,066.66
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1.5x scale
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.