Finding the Fourth Proportional to 124,007.26, 171,122.76 and 67,418.14
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Solution
The fourth proportional to 124,007.26, 171,122.76 and 67,418.14 is: 93,033.09
Step by Step Solution
- Step 1: Write the proportion equation
124,007.26 : 171,122.76 = 67,418.14 : x - Step 2: Convert to fraction form
124,007.26/171,122.76 = 67,418.14/x - Step 3: Cross multiply
124,007.26x = 171,122.76 × 67,418.14 - Step 4: Simplify right side
124,007.26x = 11,536,778,190.87 - Step 5: Solve for x
x = 11,536,778,190.87/124,007.26 - Step 6: Final answer
x = 93,033.09
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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.