Finding the Fourth Proportional to 176,549.48, 243,716.82 and 104,952.68
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Solution
The fourth proportional to 176,549.48, 243,716.82 and 104,952.68 is: 144,881.39
Step by Step Solution
- Step 1: Write the proportion equation
176,549.48 : 243,716.82 = 104,952.68 : x - Step 2: Convert to fraction form
176,549.48/243,716.82 = 104,952.68/x - Step 3: Cross multiply
176,549.48x = 243,716.82 × 104,952.68 - Step 4: Simplify right side
176,549.48x = 25,578,733,420.08 - Step 5: Solve for x
x = 25,578,733,420.08/176,549.48 - Step 6: Final answer
x = 144,881.39
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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.