Finding the Fourth Proportional to 76,134.27, 114,156.59 and 35,562.99
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Solution
The fourth proportional to 76,134.27, 114,156.59 and 35,562.99 is: 53,323.55
Step by Step Solution
- Step 1: Write the proportion equation
76,134.27 : 114,156.59 = 35,562.99 : x - Step 2: Convert to fraction form
76,134.27/114,156.59 = 35,562.99/x - Step 3: Cross multiply
76,134.27x = 114,156.59 × 35,562.99 - Step 4: Simplify right side
76,134.27x = 4,059,749,490.79 - Step 5: Solve for x
x = 4,059,749,490.79/76,134.27 - Step 6: Final answer
x = 53,323.55
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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.