Finding the Fourth Proportional to 195,745.30, 293,617.95 and 155,655.70
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Solution
The fourth proportional to 195,745.30, 293,617.95 and 155,655.70 is: 233,483.55
Step by Step Solution
- Step 1: Write the proportion equation
195,745.30 : 293,617.95 = 155,655.70 : x - Step 2: Convert to fraction form
195,745.30/293,617.95 = 155,655.70/x - Step 3: Cross multiply
195,745.30x = 293,617.95 × 155,655.70 - Step 4: Simplify right side
195,745.30x = 45,703,307,539.82 - Step 5: Solve for x
x = 45,703,307,539.82/195,745.30 - Step 6: Final answer
x = 233,483.55
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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.