Finding the Fourth Proportional to 392,108.23, 588,106.68 and 125,834.23
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Solution
The fourth proportional to 392,108.23, 588,106.68 and 125,834.23 is: 188,733.48
Step by Step Solution
- Step 1: Write the proportion equation
392,108.23 : 588,106.68 = 125,834.23 : x - Step 2: Convert to fraction form
392,108.23/588,106.68 = 125,834.23/x - Step 3: Cross multiply
392,108.23x = 588,106.68 × 125,834.23 - Step 4: Simplify right side
392,108.23x = 74,003,951,235.66 - Step 5: Solve for x
x = 74,003,951,235.66/392,108.23 - Step 6: Final answer
x = 188,733.48
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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.