Finding the Fourth Proportional to 195,408.63, 293,148.05 and 69,122.07
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Solution
The fourth proportional to 195,408.63, 293,148.05 and 69,122.07 is: 103,695.52
Step by Step Solution
- Step 1: Write the proportion equation
195,408.63 : 293,148.05 = 69,122.07 : x - Step 2: Convert to fraction form
195,408.63/293,148.05 = 69,122.07/x - Step 3: Cross multiply
195,408.63x = 293,148.05 × 69,122.07 - Step 4: Simplify right side
195,408.63x = 20,263,000,032.46 - Step 5: Solve for x
x = 20,263,000,032.46/195,408.63 - Step 6: Final answer
x = 103,695.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.