Finding the Fourth Proportional to 77,258.76, 115,814.16 and 24,634.14
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Solution
The fourth proportional to 77,258.76, 115,814.16 and 24,634.14 is: 36,927.62
Step by Step Solution
- Step 1: Write the proportion equation
77,258.76 : 115,814.16 = 24,634.14 : x - Step 2: Convert to fraction form
77,258.76/115,814.16 = 24,634.14/x - Step 3: Cross multiply
77,258.76x = 115,814.16 × 24,634.14 - Step 4: Simplify right side
77,258.76x = 2,852,982,231.42 - Step 5: Solve for x
x = 2,852,982,231.42/77,258.76 - Step 6: Final answer
x = 36,927.62
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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.