Finding the Fourth Proportional to 126,092,529.95, 189,193,415.25 and 67,732,110.49
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Solution
The fourth proportional to 126,092,529.95, 189,193,415.25 and 67,732,110.49 is: 101,627,505.70
Step by Step Solution
- Step 1: Write the proportion equation
126,092,529.95 : 189,193,415.25 = 67,732,110.49 : x - Step 2: Convert to fraction form
126,092,529.95/189,193,415.25 = 67,732,110.49/x - Step 3: Cross multiply
126,092,529.95x = 189,193,415.25 × 67,732,110.49 - Step 4: Simplify right side
126,092,529.95x = 12,814,469,305,693,450 - Step 5: Solve for x
x = 12,814,469,305,693,450/126,092,529.95 - Step 6: Final answer
x = 101,627,505.70
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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.