Finding the Fourth Proportional to 113,497.24, 170,257.39 and 38,622.65
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Solution
The fourth proportional to 113,497.24, 170,257.39 and 38,622.65 is: 57,937.90
Step by Step Solution
- Step 1: Write the proportion equation
113,497.24 : 170,257.39 = 38,622.65 : x - Step 2: Convert to fraction form
113,497.24/170,257.39 = 38,622.65/x - Step 3: Cross multiply
113,497.24x = 170,257.39 × 38,622.65 - Step 4: Simplify right side
113,497.24x = 6,575,791,393.24 - Step 5: Solve for x
x = 6,575,791,393.24/113,497.24 - Step 6: Final answer
x = 57,937.90
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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.