Finding the Fourth Proportional to 117,575.28, 176,383.08 and 38,711.88
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Solution
The fourth proportional to 117,575.28, 176,383.08 and 38,711.88 is: 58,074.46
Step by Step Solution
- Step 1: Write the proportion equation
117,575.28 : 176,383.08 = 38,711.88 : x - Step 2: Convert to fraction form
117,575.28/176,383.08 = 38,711.88/x - Step 3: Cross multiply
117,575.28x = 176,383.08 × 38,711.88 - Step 4: Simplify right side
117,575.28x = 6,828,120,626.99 - Step 5: Solve for x
x = 6,828,120,626.99/117,575.28 - Step 6: Final answer
x = 58,074.46
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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.