Finding the Fourth Proportional to 113,516.84, 170,273.44 and 38,689.09
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Solution
The fourth proportional to 113,516.84, 170,273.44 and 38,689.09 is: 58,033.02
Step by Step Solution
- Step 1: Write the proportion equation
113,516.84 : 170,273.44 = 38,689.09 : x - Step 2: Convert to fraction form
113,516.84/170,273.44 = 38,689.09/x - Step 3: Cross multiply
113,516.84x = 170,273.44 × 38,689.09 - Step 4: Simplify right side
113,516.84x = 6,587,725,025.24 - Step 5: Solve for x
x = 6,587,725,025.24/113,516.84 - Step 6: Final answer
x = 58,033.02
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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.