Finding the Fourth Proportional to 125,954.65, 173,816.27 and 69,364.81
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Solution
The fourth proportional to 125,954.65, 173,816.27 and 69,364.81 is: 95,722.80
Step by Step Solution
- Step 1: Write the proportion equation
125,954.65 : 173,816.27 = 69,364.81 : x - Step 2: Convert to fraction form
125,954.65/173,816.27 = 69,364.81/x - Step 3: Cross multiply
125,954.65x = 173,816.27 × 69,364.81 - Step 4: Simplify right side
125,954.65x = 12,056,732,196.63 - Step 5: Solve for x
x = 12,056,732,196.63/125,954.65 - Step 6: Final answer
x = 95,722.80
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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.