Finding the Fourth Proportional to 110,963.26, 153,129.30 and 60,662.26
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Solution
The fourth proportional to 110,963.26, 153,129.30 and 60,662.26 is: 83,713.92
Step by Step Solution
- Step 1: Write the proportion equation
110,963.26 : 153,129.30 = 60,662.26 : x - Step 2: Convert to fraction form
110,963.26/153,129.30 = 60,662.26/x - Step 3: Cross multiply
110,963.26x = 153,129.30 × 60,662.26 - Step 4: Simplify right side
110,963.26x = 9,289,169,410.22 - Step 5: Solve for x
x = 9,289,169,410.22/110,963.26 - Step 6: Final answer
x = 83,713.92
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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.