Finding the Fourth Proportional to 194,901.96, 292,352.95 and 47,157.96
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Solution
The fourth proportional to 194,901.96, 292,352.95 and 47,157.96 is: 70,736.94
Step by Step Solution
- Step 1: Write the proportion equation
194,901.96 : 292,352.95 = 47,157.96 : x - Step 2: Convert to fraction form
194,901.96/292,352.95 = 47,157.96/x - Step 3: Cross multiply
194,901.96x = 292,352.95 × 47,157.96 - Step 4: Simplify right side
194,901.96x = 13,786,768,721.98 - Step 5: Solve for x
x = 13,786,768,721.98/194,901.96 - Step 6: Final answer
x = 70,736.94
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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.