Finding the Fourth Proportional to 187,147.68, 280,735.80 and 62,488.68
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Solution
The fourth proportional to 187,147.68, 280,735.80 and 62,488.68 is: 93,737.79
Step by Step Solution
- Step 1: Write the proportion equation
187,147.68 : 280,735.80 = 62,488.68 : x - Step 2: Convert to fraction form
187,147.68/280,735.80 = 62,488.68/x - Step 3: Cross multiply
187,147.68x = 280,735.80 × 62,488.68 - Step 4: Simplify right side
187,147.68x = 17,542,809,570.74 - Step 5: Solve for x
x = 17,542,809,570.74/187,147.68 - Step 6: Final answer
x = 93,737.79
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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.