Finding the Fourth Proportional to 189,011.18, 283,572.12 and 55,894.88
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Solution
The fourth proportional to 189,011.18, 283,572.12 and 55,894.88 is: 83,858.69
Step by Step Solution
- Step 1: Write the proportion equation
189,011.18 : 283,572.12 = 55,894.88 : x - Step 2: Convert to fraction form
189,011.18/283,572.12 = 55,894.88/x - Step 3: Cross multiply
189,011.18x = 283,572.12 × 55,894.88 - Step 4: Simplify right side
189,011.18x = 15,850,229,618.75 - Step 5: Solve for x
x = 15,850,229,618.75/189,011.18 - Step 6: Final answer
x = 83,858.69
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1.5x scale
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.