Finding the Fourth Proportional to 167,279.84, 230,748.72 and 107,663.84
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Solution
The fourth proportional to 167,279.84, 230,748.72 and 107,663.84 is: 148,513.37
Step by Step Solution
- Step 1: Write the proportion equation
167,279.84 : 230,748.72 = 107,663.84 : x - Step 2: Convert to fraction form
167,279.84/230,748.72 = 107,663.84/x - Step 3: Cross multiply
167,279.84x = 230,748.72 × 107,663.84 - Step 4: Simplify right side
167,279.84x = 24,843,293,270.28 - Step 5: Solve for x
x = 24,843,293,270.28/167,279.84 - Step 6: Final answer
x = 148,513.37
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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.