Finding the Fourth Proportional to 119,758.65, 165,259.41 and 68,735.49
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Solution
The fourth proportional to 119,758.65, 165,259.41 and 68,735.49 is: 94,850.65
Step by Step Solution
- Step 1: Write the proportion equation
119,758.65 : 165,259.41 = 68,735.49 : x - Step 2: Convert to fraction form
119,758.65/165,259.41 = 68,735.49/x - Step 3: Cross multiply
119,758.65x = 165,259.41 × 68,735.49 - Step 4: Simplify right side
119,758.65x = 11,359,185,645.98 - Step 5: Solve for x
x = 11,359,185,645.98/119,758.65 - Step 6: Final answer
x = 94,850.65
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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.