Finding the Fourth Proportional to 125,475.99, 188,047.81 and 92,039.49
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Solution
The fourth proportional to 125,475.99, 188,047.81 and 92,039.49 is: 137,937.35
Step by Step Solution
- Step 1: Write the proportion equation
125,475.99 : 188,047.81 = 92,039.49 : x - Step 2: Convert to fraction form
125,475.99/188,047.81 = 92,039.49/x - Step 3: Cross multiply
125,475.99x = 188,047.81 × 92,039.49 - Step 4: Simplify right side
125,475.99x = 17,307,824,643.07 - Step 5: Solve for x
x = 17,307,824,643.07/125,475.99 - Step 6: Final answer
x = 137,937.35
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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.