Finding the Fourth Proportional to 135,865.60, 203,337.60 and 119,276.80
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Solution
The fourth proportional to 135,865.60, 203,337.60 and 119,276.80 is: 178,510.66
Step by Step Solution
- Step 1: Write the proportion equation
135,865.60 : 203,337.60 = 119,276.80 : x - Step 2: Convert to fraction form
135,865.60/203,337.60 = 119,276.80/x - Step 3: Cross multiply
135,865.60x = 203,337.60 × 119,276.80 - Step 4: Simplify right side
135,865.60x = 24,253,458,247.68 - Step 5: Solve for x
x = 24,253,458,247.68/135,865.60 - Step 6: Final answer
x = 178,510.66
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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.