Finding the Fourth Proportional to 134,752.60, 202,153.20 and 55,874.80
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Solution
The fourth proportional to 134,752.60, 202,153.20 and 55,874.80 is: 83,822.28
Step by Step Solution
- Step 1: Write the proportion equation
134,752.60 : 202,153.20 = 55,874.80 : x - Step 2: Convert to fraction form
134,752.60/202,153.20 = 55,874.80/x - Step 3: Cross multiply
134,752.60x = 202,153.20 × 55,874.80 - Step 4: Simplify right side
134,752.60x = 11,295,269,619.36 - Step 5: Solve for x
x = 11,295,269,619.36/134,752.60 - Step 6: Final answer
x = 83,822.28
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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.