Finding the Fourth Proportional to 126,058.14, 173,960.28 and 68,697.48
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Solution
The fourth proportional to 126,058.14, 173,960.28 and 68,697.48 is: 94,802.55
Step by Step Solution
- Step 1: Write the proportion equation
126,058.14 : 173,960.28 = 68,697.48 : x - Step 2: Convert to fraction form
126,058.14/173,960.28 = 68,697.48/x - Step 3: Cross multiply
126,058.14x = 173,960.28 × 68,697.48 - Step 4: Simplify right side
126,058.14x = 11,950,632,856.09 - Step 5: Solve for x
x = 11,950,632,856.09/126,058.14 - Step 6: Final answer
x = 94,802.55
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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.