Finding the Fourth Proportional to 170,205.57, 234,881.71 and 93,723.08
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Solution
The fourth proportional to 170,205.57, 234,881.71 and 93,723.08 is: 129,336.75
Step by Step Solution
- Step 1: Write the proportion equation
170,205.57 : 234,881.71 = 93,723.08 : x - Step 2: Convert to fraction form
170,205.57/234,881.71 = 93,723.08/x - Step 3: Cross multiply
170,205.57x = 234,881.71 × 93,723.08 - Step 4: Simplify right side
170,205.57x = 22,013,835,888.15 - Step 5: Solve for x
x = 22,013,835,888.15/170,205.57 - Step 6: Final answer
x = 129,336.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.