Finding the Fourth Proportional to 175,868.50, 263,882.34 and 69,223.09
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Solution
The fourth proportional to 175,868.50, 263,882.34 and 69,223.09 is: 103,865.96
Step by Step Solution
- Step 1: Write the proportion equation
175,868.50 : 263,882.34 = 69,223.09 : x - Step 2: Convert to fraction form
175,868.50/263,882.34 = 69,223.09/x - Step 3: Cross multiply
175,868.50x = 263,882.34 × 69,223.09 - Step 4: Simplify right side
175,868.50x = 18,266,750,971.23 - Step 5: Solve for x
x = 18,266,750,971.23/175,868.50 - Step 6: Final answer
x = 103,865.96
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1.5x scale
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.