Finding the Fourth Proportional to 114,593.99, 158,137.25 and 63,603.75
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Solution
The fourth proportional to 114,593.99, 158,137.25 and 63,603.75 is: 87,771.81
Step by Step Solution
- Step 1: Write the proportion equation
114,593.99 : 158,137.25 = 63,603.75 : x - Step 2: Convert to fraction form
114,593.99/158,137.25 = 63,603.75/x - Step 3: Cross multiply
114,593.99x = 158,137.25 × 63,603.75 - Step 4: Simplify right side
114,593.99x = 10,058,121,483.01 - Step 5: Solve for x
x = 10,058,121,483.01/114,593.99 - Step 6: Final answer
x = 87,771.81
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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.