Finding the Fourth Proportional to 125,309.23, 187,991.52 and 62,163.70
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Solution
The fourth proportional to 125,309.23, 187,991.52 and 62,163.70 is: 93,259.28
Step by Step Solution
- Step 1: Write the proportion equation
125,309.23 : 187,991.52 = 62,163.70 : x - Step 2: Convert to fraction form
125,309.23/187,991.52 = 62,163.70/x - Step 3: Cross multiply
125,309.23x = 187,991.52 × 62,163.70 - Step 4: Simplify right side
125,309.23x = 11,686,248,451.82 - Step 5: Solve for x
x = 11,686,248,451.82/125,309.23 - Step 6: Final answer
x = 93,259.28
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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.