Finding the Fourth Proportional to 232,791.74, 321,228.63 and 130,800.98
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Solution
The fourth proportional to 232,791.74, 321,228.63 and 130,800.98 is: 180,491.88
Step by Step Solution
- Step 1: Write the proportion equation
232,791.74 : 321,228.63 = 130,800.98 : x - Step 2: Convert to fraction form
232,791.74/321,228.63 = 130,800.98/x - Step 3: Cross multiply
232,791.74x = 321,228.63 × 130,800.98 - Step 4: Simplify right side
232,791.74x = 42,017,019,608.06 - Step 5: Solve for x
x = 42,017,019,608.06/232,791.74 - Step 6: Final answer
x = 180,491.88
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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.