Finding the Fourth Proportional to 119,107.14, 164,370.47 and 68,124.53
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Solution
The fourth proportional to 119,107.14, 164,370.47 and 68,124.53 is: 94,013.34
Step by Step Solution
- Step 1: Write the proportion equation
119,107.14 : 164,370.47 = 68,124.53 : x - Step 2: Convert to fraction form
119,107.14/164,370.47 = 68,124.53/x - Step 3: Cross multiply
119,107.14x = 164,370.47 × 68,124.53 - Step 4: Simplify right side
119,107.14x = 11,197,659,852.15 - Step 5: Solve for x
x = 11,197,659,852.15/119,107.14 - Step 6: Final answer
x = 94,013.34
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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.