Finding the Fourth Proportional to 195,581.79, 269,903.75 and 110,715.26
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Solution
The fourth proportional to 195,581.79, 269,903.75 and 110,715.26 is: 152,787.55
Step by Step Solution
- Step 1: Write the proportion equation
195,581.79 : 269,903.75 = 110,715.26 : x - Step 2: Convert to fraction form
195,581.79/269,903.75 = 110,715.26/x - Step 3: Cross multiply
195,581.79x = 269,903.75 × 110,715.26 - Step 4: Simplify right side
195,581.79x = 29,882,461,953.13 - Step 5: Solve for x
x = 29,882,461,953.13/195,581.79 - Step 6: Final answer
x = 152,787.55
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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.