Finding the Fourth Proportional to 170,894.70, 256,342.05 and 46,235.70
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Solution
The fourth proportional to 170,894.70, 256,342.05 and 46,235.70 is: 69,353.55
Step by Step Solution
- Step 1: Write the proportion equation
170,894.70 : 256,342.05 = 46,235.70 : x - Step 2: Convert to fraction form
170,894.70/256,342.05 = 46,235.70/x - Step 3: Cross multiply
170,894.70x = 256,342.05 × 46,235.70 - Step 4: Simplify right side
170,894.70x = 11,852,154,121.19 - Step 5: Solve for x
x = 11,852,154,121.19/170,894.70 - Step 6: Final answer
x = 69,353.55
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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.