Finding the Fourth Proportional to 177,557.20, 266,335.80 and 51,197.20
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Solution
The fourth proportional to 177,557.20, 266,335.80 and 51,197.20 is: 76,795.80
Step by Step Solution
- Step 1: Write the proportion equation
177,557.20 : 266,335.80 = 51,197.20 : x - Step 2: Convert to fraction form
177,557.20/266,335.80 = 51,197.20/x - Step 3: Cross multiply
177,557.20x = 266,335.80 × 51,197.20 - Step 4: Simplify right side
177,557.20x = 13,635,647,219.76 - Step 5: Solve for x
x = 13,635,647,219.76/177,557.20 - Step 6: Final answer
x = 76,795.80
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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.