Finding the Fourth Proportional to 75,866.88, 104,683.68 and 44,029.92
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Solution
The fourth proportional to 75,866.88, 104,683.68 and 44,029.92 is: 60,753.97
Step by Step Solution
- Step 1: Write the proportion equation
75,866.88 : 104,683.68 = 44,029.92 : x - Step 2: Convert to fraction form
75,866.88/104,683.68 = 44,029.92/x - Step 3: Cross multiply
75,866.88x = 104,683.68 × 44,029.92 - Step 4: Simplify right side
75,866.88x = 4,609,214,055.71 - Step 5: Solve for x
x = 4,609,214,055.71/75,866.88 - Step 6: Final answer
x = 60,753.97
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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.