Finding the Fourth Proportional to 170,319.39, 235,029.51 and 102,295.94
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Solution
The fourth proportional to 170,319.39, 235,029.51 and 102,295.94 is: 141,161.64
Step by Step Solution
- Step 1: Write the proportion equation
170,319.39 : 235,029.51 = 102,295.94 : x - Step 2: Convert to fraction form
170,319.39/235,029.51 = 102,295.94/x - Step 3: Cross multiply
170,319.39x = 235,029.51 × 102,295.94 - Step 4: Simplify right side
170,319.39x = 24,042,564,653.19 - Step 5: Solve for x
x = 24,042,564,653.19/170,319.39 - Step 6: Final answer
x = 141,161.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.