Finding the Fourth Proportional to 195,586.74, 269,916.12 and 110,701.98
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Solution
The fourth proportional to 195,586.74, 269,916.12 and 110,701.98 is: 152,772.37
Step by Step Solution
- Step 1: Write the proportion equation
195,586.74 : 269,916.12 = 110,701.98 : x - Step 2: Convert to fraction form
195,586.74/269,916.12 = 110,701.98/x - Step 3: Cross multiply
195,586.74x = 269,916.12 × 110,701.98 - Step 4: Simplify right side
195,586.74x = 29,880,248,917.92 - Step 5: Solve for x
x = 29,880,248,917.92/195,586.74 - Step 6: Final answer
x = 152,772.37
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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.