Finding the Fourth Proportional to 245,625.20, 368,437.80 and 133,650.80
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Solution
The fourth proportional to 245,625.20, 368,437.80 and 133,650.80 is: 200,476.20
Step by Step Solution
- Step 1: Write the proportion equation
245,625.20 : 368,437.80 = 133,650.80 : x - Step 2: Convert to fraction form
245,625.20/368,437.80 = 133,650.80/x - Step 3: Cross multiply
245,625.20x = 368,437.80 × 133,650.80 - Step 4: Simplify right side
245,625.20x = 49,242,006,720.24 - Step 5: Solve for x
x = 49,242,006,720.24/245,625.20 - Step 6: Final answer
x = 200,476.20
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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.