Finding the Fourth Proportional to 95,497.36, 131,805.36 and 55,209.18
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Solution
The fourth proportional to 95,497.36, 131,805.36 and 55,209.18 is: 76,199.65
Step by Step Solution
- Step 1: Write the proportion equation
95,497.36 : 131,805.36 = 55,209.18 : x - Step 2: Convert to fraction form
95,497.36/131,805.36 = 55,209.18/x - Step 3: Cross multiply
95,497.36x = 131,805.36 × 55,209.18 - Step 4: Simplify right side
95,497.36x = 7,276,865,845.20 - Step 5: Solve for x
x = 7,276,865,845.20/95,497.36 - Step 6: Final answer
x = 76,199.65
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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.