Finding the Fourth Proportional to 229,201.20, 344,189.52 and 149,374.80
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Solution
The fourth proportional to 229,201.20, 344,189.52 and 149,374.80 is: 224,314.88
Step by Step Solution
- Step 1: Write the proportion equation
229,201.20 : 344,189.52 = 149,374.80 : x - Step 2: Convert to fraction form
229,201.20/344,189.52 = 149,374.80/x - Step 3: Cross multiply
229,201.20x = 344,189.52 × 149,374.80 - Step 4: Simplify right side
229,201.20x = 51,413,240,712.10 - Step 5: Solve for x
x = 51,413,240,712.10/229,201.20 - Step 6: Final answer
x = 224,314.88
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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.