Finding the Fourth Proportional to 178,515.77, 246,367.71 and 97,958.99
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Solution
The fourth proportional to 178,515.77, 246,367.71 and 97,958.99 is: 135,192.15
Step by Step Solution
- Step 1: Write the proportion equation
178,515.77 : 246,367.71 = 97,958.99 : x - Step 2: Convert to fraction form
178,515.77/246,367.71 = 97,958.99/x - Step 3: Cross multiply
178,515.77x = 246,367.71 × 97,958.99 - Step 4: Simplify right side
178,515.77x = 24,133,930,808.37 - Step 5: Solve for x
x = 24,133,930,808.37/178,515.77 - Step 6: Final answer
x = 135,192.15
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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.