Finding the Fourth Proportional to 163,635.48, 225,762.72 and 133,368.84
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Solution
The fourth proportional to 163,635.48, 225,762.72 and 133,368.84 is: 184,004.79
Step by Step Solution
- Step 1: Write the proportion equation
163,635.48 : 225,762.72 = 133,368.84 : x - Step 2: Convert to fraction form
163,635.48/225,762.72 = 133,368.84/x - Step 3: Cross multiply
163,635.48x = 225,762.72 × 133,368.84 - Step 4: Simplify right side
163,635.48x = 30,109,712,081.64 - Step 5: Solve for x
x = 30,109,712,081.64/163,635.48 - Step 6: Final answer
x = 184,004.79
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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.