Finding the Fourth Proportional to 178,777.08, 246,713.76 and 98,205.48
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Solution
The fourth proportional to 178,777.08, 246,713.76 and 98,205.48 is: 135,524.33
Step by Step Solution
- Step 1: Write the proportion equation
178,777.08 : 246,713.76 = 98,205.48 : x - Step 2: Convert to fraction form
178,777.08/246,713.76 = 98,205.48/x - Step 3: Cross multiply
178,777.08x = 246,713.76 × 98,205.48 - Step 4: Simplify right side
178,777.08x = 24,228,643,223.40 - Step 5: Solve for x
x = 24,228,643,223.40/178,777.08 - Step 6: Final answer
x = 135,524.33
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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.