Finding the Fourth Proportional to 125,677.53, 173,435.45 and 69,089.31
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Solution
The fourth proportional to 125,677.53, 173,435.45 and 69,089.31 is: 95,343.50
Step by Step Solution
- Step 1: Write the proportion equation
125,677.53 : 173,435.45 = 69,089.31 : x - Step 2: Convert to fraction form
125,677.53/173,435.45 = 69,089.31/x - Step 3: Cross multiply
125,677.53x = 173,435.45 × 69,089.31 - Step 4: Simplify right side
125,677.53x = 11,982,535,224.59 - Step 5: Solve for x
x = 11,982,535,224.59/125,677.53 - Step 6: Final answer
x = 95,343.50
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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.