Finding the Fourth Proportional to 76,634.58, 114,950.54 and 34,484.84
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Solution
The fourth proportional to 76,634.58, 114,950.54 and 34,484.84 is: 51,726.66
Step by Step Solution
- Step 1: Write the proportion equation
76,634.58 : 114,950.54 = 34,484.84 : x - Step 2: Convert to fraction form
76,634.58/114,950.54 = 34,484.84/x - Step 3: Cross multiply
76,634.58x = 114,950.54 × 34,484.84 - Step 4: Simplify right side
76,634.58x = 3,964,050,922.34 - Step 5: Solve for x
x = 3,964,050,922.34/76,634.58 - Step 6: Final answer
x = 51,726.66
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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.