Finding the Fourth Proportional to 134,845.60, 202,292.70 and 55,967.80
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Solution
The fourth proportional to 134,845.60, 202,292.70 and 55,967.80 is: 83,961.79
Step by Step Solution
- Step 1: Write the proportion equation
134,845.60 : 202,292.70 = 55,967.80 : x - Step 2: Convert to fraction form
134,845.60/202,292.70 = 55,967.80/x - Step 3: Cross multiply
134,845.60x = 202,292.70 × 55,967.80 - Step 4: Simplify right side
134,845.60x = 11,321,877,375.06 - Step 5: Solve for x
x = 11,321,877,375.06/134,845.60 - Step 6: Final answer
x = 83,961.79
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.