Finding the Fourth Proportional to 76,100.85, 114,177.48 and 34,009.99
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Solution
The fourth proportional to 76,100.85, 114,177.48 and 34,009.99 is: 51,026.70
Step by Step Solution
- Step 1: Write the proportion equation
76,100.85 : 114,177.48 = 34,009.99 : x - Step 2: Convert to fraction form
76,100.85/114,177.48 = 34,009.99/x - Step 3: Cross multiply
76,100.85x = 114,177.48 × 34,009.99 - Step 4: Simplify right side
76,100.85x = 3,883,174,953.03 - Step 5: Solve for x
x = 3,883,174,953.03/76,100.85 - Step 6: Final answer
x = 51,026.70
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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.