Finding the Fourth Proportional to 163,957.24, 245,961.72 and 57,370.96
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Solution
The fourth proportional to 163,957.24, 245,961.72 and 57,370.96 is: 86,065.49
Step by Step Solution
- Step 1: Write the proportion equation
163,957.24 : 245,961.72 = 57,370.96 : x - Step 2: Convert to fraction form
163,957.24/245,961.72 = 57,370.96/x - Step 3: Cross multiply
163,957.24x = 245,961.72 × 57,370.96 - Step 4: Simplify right side
163,957.24x = 14,111,059,999.65 - Step 5: Solve for x
x = 14,111,059,999.65/163,957.24 - Step 6: Final answer
x = 86,065.49
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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.