Finding the Fourth Proportional to 125,923.16, 173,789.00 and 74,251.94
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Solution
The fourth proportional to 125,923.16, 173,789.00 and 74,251.94 is: 102,476.54
Step by Step Solution
- Step 1: Write the proportion equation
125,923.16 : 173,789.00 = 74,251.94 : x - Step 2: Convert to fraction form
125,923.16/173,789.00 = 74,251.94/x - Step 3: Cross multiply
125,923.16x = 173,789.00 × 74,251.94 - Step 4: Simplify right side
125,923.16x = 12,904,169,160.46 - Step 5: Solve for x
x = 12,904,169,160.46/125,923.16 - Step 6: Final answer
x = 102,476.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.