Finding the Fourth Proportional to 177,070.20, 265,605.30 and 135,079.80
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Solution
The fourth proportional to 177,070.20, 265,605.30 and 135,079.80 is: 202,619.70
Step by Step Solution
- Step 1: Write the proportion equation
177,070.20 : 265,605.30 = 135,079.80 : x - Step 2: Convert to fraction form
177,070.20/265,605.30 = 135,079.80/x - Step 3: Cross multiply
177,070.20x = 265,605.30 × 135,079.80 - Step 4: Simplify right side
177,070.20x = 35,877,910,802.94 - Step 5: Solve for x
x = 35,877,910,802.94/177,070.20 - Step 6: Final answer
x = 202,619.70
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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.