Finding the Fourth Proportional to 194,985.30, 269,085.24 and 110,115.12
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Solution
The fourth proportional to 194,985.30, 269,085.24 and 110,115.12 is: 151,961.99
Step by Step Solution
- Step 1: Write the proportion equation
194,985.30 : 269,085.24 = 110,115.12 : x - Step 2: Convert to fraction form
194,985.30/269,085.24 = 110,115.12/x - Step 3: Cross multiply
194,985.30x = 269,085.24 × 110,115.12 - Step 4: Simplify right side
194,985.30x = 29,630,353,492.83 - Step 5: Solve for x
x = 29,630,353,492.83/194,985.30 - Step 6: Final answer
x = 151,961.99
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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.