Finding the Fourth Proportional to 134,289.24, 201,605.12 and 83,765.92
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Solution
The fourth proportional to 134,289.24, 201,605.12 and 83,765.92 is: 125,755.71
Step by Step Solution
- Step 1: Write the proportion equation
134,289.24 : 201,605.12 = 83,765.92 : x - Step 2: Convert to fraction form
134,289.24/201,605.12 = 83,765.92/x - Step 3: Cross multiply
134,289.24x = 201,605.12 × 83,765.92 - Step 4: Simplify right side
134,289.24x = 16,887,638,353.51 - Step 5: Solve for x
x = 16,887,638,353.51/134,289.24 - Step 6: Final answer
x = 125,755.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.