Finding the Fourth Proportional to 125,984.04, 173,858.45 and 69,395.28
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Solution
The fourth proportional to 125,984.04, 173,858.45 and 69,395.28 is: 95,765.75
Step by Step Solution
- Step 1: Write the proportion equation
125,984.04 : 173,858.45 = 69,395.28 : x - Step 2: Convert to fraction form
125,984.04/173,858.45 = 69,395.28/x - Step 3: Cross multiply
125,984.04x = 173,858.45 × 69,395.28 - Step 4: Simplify right side
125,984.04x = 12,064,955,471.14 - Step 5: Solve for x
x = 12,064,955,471.14/125,984.04 - Step 6: Final answer
x = 95,765.75
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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.