Finding the Fourth Proportional to 76,693.24, 115,034.33 and 24,117.76
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Solution
The fourth proportional to 76,693.24, 115,034.33 and 24,117.76 is: 36,174.90
Step by Step Solution
- Step 1: Write the proportion equation
76,693.24 : 115,034.33 = 24,117.76 : x - Step 2: Convert to fraction form
76,693.24/115,034.33 = 24,117.76/x - Step 3: Cross multiply
76,693.24x = 115,034.33 × 24,117.76 - Step 4: Simplify right side
76,693.24x = 2,774,370,362.70 - Step 5: Solve for x
x = 2,774,370,362.70/76,693.24 - Step 6: Final answer
x = 36,174.90
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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.