Finding the Fourth Proportional to 91,592.58, 126,332.18 and 84,063.18
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Solution
The fourth proportional to 91,592.58, 126,332.18 and 84,063.18 is: 115,947.00
Step by Step Solution
- Step 1: Write the proportion equation
91,592.58 : 126,332.18 = 84,063.18 : x - Step 2: Convert to fraction form
91,592.58/126,332.18 = 84,063.18/x - Step 3: Cross multiply
91,592.58x = 126,332.18 × 84,063.18 - Step 4: Simplify right side
91,592.58x = 10,619,884,787.13 - Step 5: Solve for x
x = 10,619,884,787.13/91,592.58 - Step 6: Final answer
x = 115,947.00
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1.5x scale
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.