Finding the Fourth Proportional to 106,785.84, 160,167.84 and 27,889.84
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Solution
The fourth proportional to 106,785.84, 160,167.84 and 27,889.84 is: 41,831.91
Step by Step Solution
- Step 1: Write the proportion equation
106,785.84 : 160,167.84 = 27,889.84 : x - Step 2: Convert to fraction form
106,785.84/160,167.84 = 27,889.84/x - Step 3: Cross multiply
106,785.84x = 160,167.84 × 27,889.84 - Step 4: Simplify right side
106,785.84x = 4,467,055,430.75 - Step 5: Solve for x
x = 4,467,055,430.75/106,785.84 - Step 6: Final answer
x = 41,831.91
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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.