Finding the Fourth Proportional to 293,163.70, 439,794.15 and 124,764.70
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Solution
The fourth proportional to 293,163.70, 439,794.15 and 124,764.70 is: 187,167.73
Step by Step Solution
- Step 1: Write the proportion equation
293,163.70 : 439,794.15 = 124,764.70 : x - Step 2: Convert to fraction form
293,163.70/439,794.15 = 124,764.70/x - Step 3: Cross multiply
293,163.70x = 439,794.15 × 124,764.70 - Step 4: Simplify right side
293,163.70x = 54,870,785,186.51 - Step 5: Solve for x
x = 54,870,785,186.51/293,163.70 - Step 6: Final answer
x = 187,167.73
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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.