Finding the Fourth Proportional to 177,365.80, 266,178.30 and 124,877.80
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Solution
The fourth proportional to 177,365.80, 266,178.30 and 124,877.80 is: 187,407.95
Step by Step Solution
- Step 1: Write the proportion equation
177,365.80 : 266,178.30 = 124,877.80 : x - Step 2: Convert to fraction form
177,365.80/266,178.30 = 124,877.80/x - Step 3: Cross multiply
177,365.80x = 266,178.30 × 124,877.80 - Step 4: Simplify right side
177,365.80x = 33,239,760,511.74 - Step 5: Solve for x
x = 33,239,760,511.74/177,365.80 - Step 6: Final answer
x = 187,407.95
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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.