Finding the Fourth Proportional to 235,621.37, 353,298.20 and 160,832.05
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Solution
The fourth proportional to 235,621.37, 353,298.20 and 160,832.05 is: 241,156.70
Step by Step Solution
- Step 1: Write the proportion equation
235,621.37 : 353,298.20 = 160,832.05 : x - Step 2: Convert to fraction form
235,621.37/353,298.20 = 160,832.05/x - Step 3: Cross multiply
235,621.37x = 353,298.20 × 160,832.05 - Step 4: Simplify right side
235,621.37x = 56,821,672,079.90 - Step 5: Solve for x
x = 56,821,672,079.90/235,621.37 - Step 6: Final answer
x = 241,156.70
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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.