Finding the Fourth Proportional to 135,596.60, 203,392.72 and 42,102.44
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Solution
The fourth proportional to 135,596.60, 203,392.72 and 42,102.44 is: 63,152.98
Step by Step Solution
- Step 1: Write the proportion equation
135,596.60 : 203,392.72 = 42,102.44 : x - Step 2: Convert to fraction form
135,596.60/203,392.72 = 42,102.44/x - Step 3: Cross multiply
135,596.60x = 203,392.72 × 42,102.44 - Step 4: Simplify right side
135,596.60x = 8,563,329,790.24 - Step 5: Solve for x
x = 8,563,329,790.24/135,596.60 - Step 6: Final answer
x = 63,152.98
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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.