Finding the Fourth Proportional to 247,567.19, 371,293.07 and 79,102.58
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Solution
The fourth proportional to 247,567.19, 371,293.07 and 79,102.58 is: 118,635.42
Step by Step Solution
- Step 1: Write the proportion equation
247,567.19 : 371,293.07 = 79,102.58 : x - Step 2: Convert to fraction form
247,567.19/371,293.07 = 79,102.58/x - Step 3: Cross multiply
247,567.19x = 371,293.07 × 79,102.58 - Step 4: Simplify right side
247,567.19x = 29,370,237,521.14 - Step 5: Solve for x
x = 29,370,237,521.14/247,567.19 - Step 6: Final answer
x = 118,635.42
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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.