Finding the Fourth Proportional to 147,955.44, 204,178.68 and 80,887.44
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Solution
The fourth proportional to 147,955.44, 204,178.68 and 80,887.44 is: 111,624.76
Step by Step Solution
- Step 1: Write the proportion equation
147,955.44 : 204,178.68 = 80,887.44 : x - Step 2: Convert to fraction form
147,955.44/204,178.68 = 80,887.44/x - Step 3: Cross multiply
147,955.44x = 204,178.68 × 80,887.44 - Step 4: Simplify right side
147,955.44x = 16,515,490,727.78 - Step 5: Solve for x
x = 16,515,490,727.78/147,955.44 - Step 6: Final answer
x = 111,624.76
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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.