Finding the Fourth Proportional to 76,307.22, 114,465.87 and 26,392.14
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Solution
The fourth proportional to 76,307.22, 114,465.87 and 26,392.14 is: 39,589.95
Step by Step Solution
- Step 1: Write the proportion equation
76,307.22 : 114,465.87 = 26,392.14 : x - Step 2: Convert to fraction form
76,307.22/114,465.87 = 26,392.14/x - Step 3: Cross multiply
76,307.22x = 114,465.87 × 26,392.14 - Step 4: Simplify right side
76,307.22x = 3,020,999,266.26 - Step 5: Solve for x
x = 3,020,999,266.26/76,307.22 - Step 6: Final answer
x = 39,589.95
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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.