Finding the Fourth Proportional to 189,047.24, 260,903.57 and 141,217.55
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Solution
The fourth proportional to 189,047.24, 260,903.57 and 141,217.55 is: 194,893.95
Step by Step Solution
- Step 1: Write the proportion equation
189,047.24 : 260,903.57 = 141,217.55 : x - Step 2: Convert to fraction form
189,047.24/260,903.57 = 141,217.55/x - Step 3: Cross multiply
189,047.24x = 260,903.57 × 141,217.55 - Step 4: Simplify right side
189,047.24x = 36,844,162,642.44 - Step 5: Solve for x
x = 36,844,162,642.44/189,047.24 - Step 6: Final answer
x = 194,893.95
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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.