Finding the Fourth Proportional to 146,946.57, 202,750.79 and 93,212.07
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Solution
The fourth proportional to 146,946.57, 202,750.79 and 93,212.07 is: 128,610.15
Step by Step Solution
- Step 1: Write the proportion equation
146,946.57 : 202,750.79 = 93,212.07 : x - Step 2: Convert to fraction form
146,946.57/202,750.79 = 93,212.07/x - Step 3: Cross multiply
146,946.57x = 202,750.79 × 93,212.07 - Step 4: Simplify right side
146,946.57x = 18,898,820,363.98 - Step 5: Solve for x
x = 18,898,820,363.98/146,946.57 - Step 6: Final answer
x = 128,610.15
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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.