Finding the Fourth Proportional to 76,510.76, 105,554.63 and 44,239.49
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Solution
The fourth proportional to 76,510.76, 105,554.63 and 44,239.49 is: 61,033.02
Step by Step Solution
- Step 1: Write the proportion equation
76,510.76 : 105,554.63 = 44,239.49 : x - Step 2: Convert to fraction form
76,510.76/105,554.63 = 44,239.49/x - Step 3: Cross multiply
76,510.76x = 105,554.63 × 44,239.49 - Step 4: Simplify right side
76,510.76x = 4,669,682,998.34 - Step 5: Solve for x
x = 4,669,682,998.34/76,510.76 - Step 6: Final answer
x = 61,033.02
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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.