Finding the Fourth Proportional to 83,960.50, 115,865.49 and 46,234.75
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Solution
The fourth proportional to 83,960.50, 115,865.49 and 46,234.75 is: 63,803.96
Step by Step Solution
- Step 1: Write the proportion equation
83,960.50 : 115,865.49 = 46,234.75 : x - Step 2: Convert to fraction form
83,960.50/115,865.49 = 46,234.75/x - Step 3: Cross multiply
83,960.50x = 115,865.49 × 46,234.75 - Step 4: Simplify right side
83,960.50x = 5,357,011,963.78 - Step 5: Solve for x
x = 5,357,011,963.78/83,960.50 - Step 6: Final answer
x = 63,803.96
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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.