Finding the Fourth Proportional to 114,474.24, 157,131.84 and 101,617.92
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Solution
The fourth proportional to 114,474.24, 157,131.84 and 101,617.92 is: 139,484.75
Step by Step Solution
- Step 1: Write the proportion equation
114,474.24 : 157,131.84 = 101,617.92 : x - Step 2: Convert to fraction form
114,474.24/157,131.84 = 101,617.92/x - Step 3: Cross multiply
114,474.24x = 157,131.84 × 101,617.92 - Step 4: Simplify right side
114,474.24x = 15,967,410,746.57 - Step 5: Solve for x
x = 15,967,410,746.57/114,474.24 - Step 6: Final answer
x = 139,484.75
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.