Finding the Fourth Proportional to 113,432.58, 170,247.21 and 113,170.14
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Solution
The fourth proportional to 113,432.58, 170,247.21 and 113,170.14 is: 169,853.32
Step by Step Solution
- Step 1: Write the proportion equation
113,432.58 : 170,247.21 = 113,170.14 : x - Step 2: Convert to fraction form
113,432.58/170,247.21 = 113,170.14/x - Step 3: Cross multiply
113,432.58x = 170,247.21 × 113,170.14 - Step 4: Simplify right side
113,432.58x = 19,266,900,590.31 - Step 5: Solve for x
x = 19,266,900,590.31/113,432.58 - Step 6: Final answer
x = 169,853.32
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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.