Finding the Fourth Proportional to 163,188.48, 244,585.89 and 84,259.65
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Solution
The fourth proportional to 163,188.48, 244,585.89 and 84,259.65 is: 126,287.85
Step by Step Solution
- Step 1: Write the proportion equation
163,188.48 : 244,585.89 = 84,259.65 : x - Step 2: Convert to fraction form
163,188.48/244,585.89 = 84,259.65/x - Step 3: Cross multiply
163,188.48x = 244,585.89 × 84,259.65 - Step 4: Simplify right side
163,188.48x = 20,608,721,486.34 - Step 5: Solve for x
x = 20,608,721,486.34/163,188.48 - Step 6: Final answer
x = 126,287.85
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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.