Finding the Fourth Proportional to 77,246.37, 115,867.94 and 24,654.96
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Solution
The fourth proportional to 77,246.37, 115,867.94 and 24,654.96 is: 36,981.92
Step by Step Solution
- Step 1: Write the proportion equation
77,246.37 : 115,867.94 = 24,654.96 : x - Step 2: Convert to fraction form
77,246.37/115,867.94 = 24,654.96/x - Step 3: Cross multiply
77,246.37x = 115,867.94 × 24,654.96 - Step 4: Simplify right side
77,246.37x = 2,856,719,302.71 - Step 5: Solve for x
x = 2,856,719,302.71/77,246.37 - Step 6: Final answer
x = 36,981.92
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1.5x scale
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.