Finding the Fourth Proportional to 177,784.26, 266,676.65 and 72,603.23
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Solution
The fourth proportional to 177,784.26, 266,676.65 and 72,603.23 is: 108,904.95
Step by Step Solution
- Step 1: Write the proportion equation
177,784.26 : 266,676.65 = 72,603.23 : x - Step 2: Convert to fraction form
177,784.26/266,676.65 = 72,603.23/x - Step 3: Cross multiply
177,784.26x = 266,676.65 × 72,603.23 - Step 4: Simplify right side
177,784.26x = 19,361,585,125.87 - Step 5: Solve for x
x = 19,361,585,125.87/177,784.26 - Step 6: Final answer
x = 108,904.95
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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.