Finding the Fourth Proportional to 134,727.36, 201,958.92 and 114,781.92
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Solution
The fourth proportional to 134,727.36, 201,958.92 and 114,781.92 is: 172,060.32
Step by Step Solution
- Step 1: Write the proportion equation
134,727.36 : 201,958.92 = 114,781.92 : x - Step 2: Convert to fraction form
134,727.36/201,958.92 = 114,781.92/x - Step 3: Cross multiply
134,727.36x = 201,958.92 × 114,781.92 - Step 4: Simplify right side
134,727.36x = 23,181,232,598.73 - Step 5: Solve for x
x = 23,181,232,598.73/134,727.36 - Step 6: Final answer
x = 172,060.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.