Finding the Fourth Proportional to 134,342.07, 185,392.04 and 73,911.42
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Solution
The fourth proportional to 134,342.07, 185,392.04 and 73,911.42 is: 101,997.75
Step by Step Solution
- Step 1: Write the proportion equation
134,342.07 : 185,392.04 = 73,911.42 : x - Step 2: Convert to fraction form
134,342.07/185,392.04 = 73,911.42/x - Step 3: Cross multiply
134,342.07x = 185,392.04 × 73,911.42 - Step 4: Simplify right side
134,342.07x = 13,702,588,563.54 - Step 5: Solve for x
x = 13,702,588,563.54/134,342.07 - Step 6: Final answer
x = 101,997.75
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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.