Finding the Fourth Proportional to 134,187.13, 201,202.93 and 55,212.13
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Solution
The fourth proportional to 134,187.13, 201,202.93 and 55,212.13 is: 82,786.20
Step by Step Solution
- Step 1: Write the proportion equation
134,187.13 : 201,202.93 = 55,212.13 : x - Step 2: Convert to fraction form
134,187.13/201,202.93 = 55,212.13/x - Step 3: Cross multiply
134,187.13x = 201,202.93 × 55,212.13 - Step 4: Simplify right side
134,187.13x = 11,108,842,327.54 - Step 5: Solve for x
x = 11,108,842,327.54/134,187.13 - Step 6: Final answer
x = 82,786.20
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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.