Finding the Fourth Proportional to 229,458.24, 344,135.38 and 87,252.81
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Solution
The fourth proportional to 229,458.24, 344,135.38 and 87,252.81 is: 130,859.45
Step by Step Solution
- Step 1: Write the proportion equation
229,458.24 : 344,135.38 = 87,252.81 : x - Step 2: Convert to fraction form
229,458.24/344,135.38 = 87,252.81/x - Step 3: Cross multiply
229,458.24x = 344,135.38 × 87,252.81 - Step 4: Simplify right side
229,458.24x = 30,026,779,567.62 - Step 5: Solve for x
x = 30,026,779,567.62/229,458.24 - Step 6: Final answer
x = 130,859.45
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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.