Finding the Fourth Proportional to 79,828.74, 110,163.65 and 44,021.07
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Solution
The fourth proportional to 79,828.74, 110,163.65 and 44,021.07 is: 60,749.07
Step by Step Solution
- Step 1: Write the proportion equation
79,828.74 : 110,163.65 = 44,021.07 : x - Step 2: Convert to fraction form
79,828.74/110,163.65 = 44,021.07/x - Step 3: Cross multiply
79,828.74x = 110,163.65 × 44,021.07 - Step 4: Simplify right side
79,828.74x = 4,849,521,528.00 - Step 5: Solve for x
x = 4,849,521,528.00/79,828.74 - Step 6: Final answer
x = 60,749.07
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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.