Finding the Fourth Proportional to 101,149.26, 151,817.10 and 51,264.75
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Solution
The fourth proportional to 101,149.26, 151,817.10 and 51,264.75 is: 76,944.37
Step by Step Solution
- Step 1: Write the proportion equation
101,149.26 : 151,817.10 = 51,264.75 : x - Step 2: Convert to fraction form
101,149.26/151,817.10 = 51,264.75/x - Step 3: Cross multiply
101,149.26x = 151,817.10 × 51,264.75 - Step 4: Simplify right side
101,149.26x = 7,782,865,677.23 - Step 5: Solve for x
x = 7,782,865,677.23/101,149.26 - Step 6: Final answer
x = 76,944.37
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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.