Finding the Fourth Proportional to 195,750.19, 270,154.11 and 109,708.75
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Solution
The fourth proportional to 195,750.19, 270,154.11 and 109,708.75 is: 151,408.64
Step by Step Solution
- Step 1: Write the proportion equation
195,750.19 : 270,154.11 = 109,708.75 : x - Step 2: Convert to fraction form
195,750.19/270,154.11 = 109,708.75/x - Step 3: Cross multiply
195,750.19x = 270,154.11 × 109,708.75 - Step 4: Simplify right side
195,750.19x = 29,638,269,715.46 - Step 5: Solve for x
x = 29,638,269,715.46/195,750.19 - Step 6: Final answer
x = 151,408.64
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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.