Finding the Fourth Proportional to 177,395.20, 265,324.80 and 158,809.60
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Solution
The fourth proportional to 177,395.20, 265,324.80 and 158,809.60 is: 237,526.86
Step by Step Solution
- Step 1: Write the proportion equation
177,395.20 : 265,324.80 = 158,809.60 : x - Step 2: Convert to fraction form
177,395.20/265,324.80 = 158,809.60/x - Step 3: Cross multiply
177,395.20x = 265,324.80 × 158,809.60 - Step 4: Simplify right side
177,395.20x = 42,136,125,358.08 - Step 5: Solve for x
x = 42,136,125,358.08/177,395.20 - Step 6: Final answer
x = 237,526.86
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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.