Finding the Fourth Proportional to 76,623.00, 114,946.80 and 29,236.17
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Solution
The fourth proportional to 76,623.00, 114,946.80 and 29,236.17 is: 43,858.95
Step by Step Solution
- Step 1: Write the proportion equation
76,623.00 : 114,946.80 = 29,236.17 : x - Step 2: Convert to fraction form
76,623.00/114,946.80 = 29,236.17/x - Step 3: Cross multiply
76,623.00x = 114,946.80 × 29,236.17 - Step 4: Simplify right side
76,623.00x = 3,360,604,507.17 - Step 5: Solve for x
x = 3,360,604,507.17/76,623.00 - Step 6: Final answer
x = 43,858.95
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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.