Finding the Fourth Proportional to 182,257.80, 273,386.70 and 115,991.70
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Solution
The fourth proportional to 182,257.80, 273,386.70 and 115,991.70 is: 173,987.55
Step by Step Solution
- Step 1: Write the proportion equation
182,257.80 : 273,386.70 = 115,991.70 : x - Step 2: Convert to fraction form
182,257.80/273,386.70 = 115,991.70/x - Step 3: Cross multiply
182,257.80x = 273,386.70 × 115,991.70 - Step 4: Simplify right side
182,257.80x = 31,710,588,090.39 - Step 5: Solve for x
x = 31,710,588,090.39/182,257.80 - Step 6: Final answer
x = 173,987.55
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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.