Finding the Fourth Proportional to 179,512.68, 247,726.27 and 98,940.26
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Solution
The fourth proportional to 179,512.68, 247,726.27 and 98,940.26 is: 136,536.88
Step by Step Solution
- Step 1: Write the proportion equation
179,512.68 : 247,726.27 = 98,940.26 : x - Step 2: Convert to fraction form
179,512.68/247,726.27 = 98,940.26/x - Step 3: Cross multiply
179,512.68x = 247,726.27 × 98,940.26 - Step 4: Simplify right side
179,512.68x = 24,510,101,562.63 - Step 5: Solve for x
x = 24,510,101,562.63/179,512.68 - Step 6: Final answer
x = 136,536.88
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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.