Finding the Fourth Proportional to 125,273.05, 187,926.89 and 41,039.84
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Solution
The fourth proportional to 125,273.05, 187,926.89 and 41,039.84 is: 61,565.43
Step by Step Solution
- Step 1: Write the proportion equation
125,273.05 : 187,926.89 = 41,039.84 : x - Step 2: Convert to fraction form
125,273.05/187,926.89 = 41,039.84/x - Step 3: Cross multiply
125,273.05x = 187,926.89 × 41,039.84 - Step 4: Simplify right side
125,273.05x = 7,712,489,292.10 - Step 5: Solve for x
x = 7,712,489,292.10/125,273.05 - Step 6: Final answer
x = 61,565.43
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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.