Finding the Fourth Proportional to 177,890.23, 266,922.98 and 83,126.93
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Solution
The fourth proportional to 177,890.23, 266,922.98 and 83,126.93 is: 124,731.35
Step by Step Solution
- Step 1: Write the proportion equation
177,890.23 : 266,922.98 = 83,126.93 : x - Step 2: Convert to fraction form
177,890.23/266,922.98 = 83,126.93/x - Step 3: Cross multiply
177,890.23x = 266,922.98 × 83,126.93 - Step 4: Simplify right side
177,890.23x = 22,188,487,458.22 - Step 5: Solve for x
x = 22,188,487,458.22/177,890.23 - Step 6: Final answer
x = 124,731.35
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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.