Finding the Fourth Proportional to 113,853.54, 170,800.38 and 38,956.08
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Solution
The fourth proportional to 113,853.54, 170,800.38 and 38,956.08 is: 58,440.99
Step by Step Solution
- Step 1: Write the proportion equation
113,853.54 : 170,800.38 = 38,956.08 : x - Step 2: Convert to fraction form
113,853.54/170,800.38 = 38,956.08/x - Step 3: Cross multiply
113,853.54x = 170,800.38 × 38,956.08 - Step 4: Simplify right side
113,853.54x = 6,653,713,267.31 - Step 5: Solve for x
x = 6,653,713,267.31/113,853.54 - Step 6: Final answer
x = 58,440.99
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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.