Finding the Fourth Proportional to 149,420.97, 224,137.40 and 49,590.09
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Solution
The fourth proportional to 149,420.97, 224,137.40 and 49,590.09 is: 74,387.11
Step by Step Solution
- Step 1: Write the proportion equation
149,420.97 : 224,137.40 = 49,590.09 : x - Step 2: Convert to fraction form
149,420.97/224,137.40 = 49,590.09/x - Step 3: Cross multiply
149,420.97x = 224,137.40 × 49,590.09 - Step 4: Simplify right side
149,420.97x = 11,114,993,590.42 - Step 5: Solve for x
x = 11,114,993,590.42/149,420.97 - Step 6: Final answer
x = 74,387.11
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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.