Finding the Fourth Proportional to 253,026.96, 379,352.93 and 153,163.53
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Solution
The fourth proportional to 253,026.96, 379,352.93 and 153,163.53 is: 229,631.79
Step by Step Solution
- Step 1: Write the proportion equation
253,026.96 : 379,352.93 = 153,163.53 : x - Step 2: Convert to fraction form
253,026.96/379,352.93 = 153,163.53/x - Step 3: Cross multiply
253,026.96x = 379,352.93 × 153,163.53 - Step 4: Simplify right side
253,026.96x = 58,103,033,108.83 - Step 5: Solve for x
x = 58,103,033,108.83/253,026.96 - Step 6: Final answer
x = 229,631.79
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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.