Finding the Fourth Proportional to 76,189.97, 114,292.47 and 26,263.49
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Solution
The fourth proportional to 76,189.97, 114,292.47 and 26,263.49 is: 39,397.83
Step by Step Solution
- Step 1: Write the proportion equation
76,189.97 : 114,292.47 = 26,263.49 : x - Step 2: Convert to fraction form
76,189.97/114,292.47 = 26,263.49/x - Step 3: Cross multiply
76,189.97x = 114,292.47 × 26,263.49 - Step 4: Simplify right side
76,189.97x = 3,001,719,634.29 - Step 5: Solve for x
x = 3,001,719,634.29/76,189.97 - Step 6: Final answer
x = 39,397.83
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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.