Finding the Fourth Proportional to 119,750.24, 165,237.30 and 68,765.20
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Solution
The fourth proportional to 119,750.24, 165,237.30 and 68,765.20 is: 94,885.62
Step by Step Solution
- Step 1: Write the proportion equation
119,750.24 : 165,237.30 = 68,765.20 : x - Step 2: Convert to fraction form
119,750.24/165,237.30 = 68,765.20/x - Step 3: Cross multiply
119,750.24x = 165,237.30 × 68,765.20 - Step 4: Simplify right side
119,750.24x = 11,362,575,568.87 - Step 5: Solve for x
x = 11,362,575,568.87/119,750.24 - Step 6: Final answer
x = 94,885.62
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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.