Finding the Fourth Proportional to 134,354.97, 201,555.41 and 55,426.05
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Solution
The fourth proportional to 134,354.97, 201,555.41 and 55,426.05 is: 83,148.54
Step by Step Solution
- Step 1: Write the proportion equation
134,354.97 : 201,555.41 = 55,426.05 : x - Step 2: Convert to fraction form
134,354.97/201,555.41 = 55,426.05/x - Step 3: Cross multiply
134,354.97x = 201,555.41 × 55,426.05 - Step 4: Simplify right side
134,354.97x = 11,171,419,955.30 - Step 5: Solve for x
x = 11,171,419,955.30/134,354.97 - Step 6: Final answer
x = 83,148.54
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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.