Finding the Fourth Proportional to 228,339.96, 342,560.97 and 110,110.74
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Solution
The fourth proportional to 228,339.96, 342,560.97 and 110,110.74 is: 165,190.72
Step by Step Solution
- Step 1: Write the proportion equation
228,339.96 : 342,560.97 = 110,110.74 : x - Step 2: Convert to fraction form
228,339.96/342,560.97 = 110,110.74/x - Step 3: Cross multiply
228,339.96x = 342,560.97 × 110,110.74 - Step 4: Simplify right side
228,339.96x = 37,719,641,901.82 - Step 5: Solve for x
x = 37,719,641,901.82/228,339.96 - Step 6: Final answer
x = 165,190.72
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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.