Finding the Fourth Proportional to 133,608.76, 184,383.08 and 76,246.94
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Solution
The fourth proportional to 133,608.76, 184,383.08 and 76,246.94 is: 105,222.48
Step by Step Solution
- Step 1: Write the proportion equation
133,608.76 : 184,383.08 = 76,246.94 : x - Step 2: Convert to fraction form
133,608.76/184,383.08 = 76,246.94/x - Step 3: Cross multiply
133,608.76x = 184,383.08 × 76,246.94 - Step 4: Simplify right side
133,608.76x = 14,058,645,514.74 - Step 5: Solve for x
x = 14,058,645,514.74/133,608.76 - Step 6: Final answer
x = 105,222.48
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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.