Finding the Fourth Proportional to 178,381.64, 246,163.80 and 97,809.84
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Solution
The fourth proportional to 178,381.64, 246,163.80 and 97,809.84 is: 134,976.01
Step by Step Solution
- Step 1: Write the proportion equation
178,381.64 : 246,163.80 = 97,809.84 : x - Step 2: Convert to fraction form
178,381.64/246,163.80 = 97,809.84/x - Step 3: Cross multiply
178,381.64x = 246,163.80 × 97,809.84 - Step 4: Simplify right side
178,381.64x = 24,077,241,891.79 - Step 5: Solve for x
x = 24,077,241,891.79/178,381.64 - Step 6: Final answer
x = 134,976.01
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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.