Finding the Fourth Proportional to 170,630.76, 235,545.94 and 110,230.84
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Solution
The fourth proportional to 170,630.76, 235,545.94 and 110,230.84 is: 152,167.33
Step by Step Solution
- Step 1: Write the proportion equation
170,630.76 : 235,545.94 = 110,230.84 : x - Step 2: Convert to fraction form
170,630.76/235,545.94 = 110,230.84/x - Step 3: Cross multiply
170,630.76x = 235,545.94 × 110,230.84 - Step 4: Simplify right side
170,630.76x = 25,964,426,824.79 - Step 5: Solve for x
x = 25,964,426,824.79/170,630.76 - Step 6: Final answer
x = 152,167.33
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1.5x scale
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.