Finding the Fourth Proportional to 87,053.91, 130,583.94 and 27,881.88
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Solution
The fourth proportional to 87,053.91, 130,583.94 and 27,881.88 is: 41,823.80
Step by Step Solution
- Step 1: Write the proportion equation
87,053.91 : 130,583.94 = 27,881.88 : x - Step 2: Convert to fraction form
87,053.91/130,583.94 = 27,881.88/x - Step 3: Cross multiply
87,053.91x = 130,583.94 × 27,881.88 - Step 4: Simplify right side
87,053.91x = 3,640,925,745.01 - Step 5: Solve for x
x = 3,640,925,745.01/87,053.91 - Step 6: Final answer
x = 41,823.80
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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.