Finding the Fourth Proportional to 125,954.94, 173,817.05 and 69,365.91
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Solution
The fourth proportional to 125,954.94, 173,817.05 and 69,365.91 is: 95,724.53
Step by Step Solution
- Step 1: Write the proportion equation
125,954.94 : 173,817.05 = 69,365.91 : x - Step 2: Convert to fraction form
125,954.94/173,817.05 = 69,365.91/x - Step 3: Cross multiply
125,954.94x = 173,817.05 × 69,365.91 - Step 4: Simplify right side
125,954.94x = 12,056,977,108.24 - Step 5: Solve for x
x = 12,056,977,108.24/125,954.94 - Step 6: Final answer
x = 95,724.53
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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.