Finding the Fourth Proportional to 125,458.56, 173,130.07 and 68,097.99
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Solution
The fourth proportional to 125,458.56, 173,130.07 and 68,097.99 is: 93,973.74
Step by Step Solution
- Step 1: Write the proportion equation
125,458.56 : 173,130.07 = 68,097.99 : x - Step 2: Convert to fraction form
125,458.56/173,130.07 = 68,097.99/x - Step 3: Cross multiply
125,458.56x = 173,130.07 × 68,097.99 - Step 4: Simplify right side
125,458.56x = 11,789,809,991.07 - Step 5: Solve for x
x = 11,789,809,991.07/125,458.56 - Step 6: Final answer
x = 93,973.74
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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.