Finding the Fourth Proportional to 134,342.44, 185,392.56 and 73,911.80
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Solution
The fourth proportional to 134,342.44, 185,392.56 and 73,911.80 is: 101,998.28
Step by Step Solution
- Step 1: Write the proportion equation
134,342.44 : 185,392.56 = 73,911.80 : x - Step 2: Convert to fraction form
134,342.44/185,392.56 = 73,911.80/x - Step 3: Cross multiply
134,342.44x = 185,392.56 × 73,911.80 - Step 4: Simplify right side
134,342.44x = 13,702,697,816.21 - Step 5: Solve for x
x = 13,702,697,816.21/134,342.44 - Step 6: Final answer
x = 101,998.28
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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.