Finding the Fourth Proportional to 97,682.07, 134,813.94 and 55,249.02
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Solution
The fourth proportional to 97,682.07, 134,813.94 and 55,249.02 is: 76,250.82
Step by Step Solution
- Step 1: Write the proportion equation
97,682.07 : 134,813.94 = 55,249.02 : x - Step 2: Convert to fraction form
97,682.07/134,813.94 = 55,249.02/x - Step 3: Cross multiply
97,682.07x = 134,813.94 × 55,249.02 - Step 4: Simplify right side
97,682.07x = 7,448,338,067.34 - Step 5: Solve for x
x = 7,448,338,067.34/97,682.07 - Step 6: Final answer
x = 76,250.82
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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.