Finding the Fourth Proportional to 83,536.02, 115,278.30 and 47,236.88
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Solution
The fourth proportional to 83,536.02, 115,278.30 and 47,236.88 is: 65,186.09
Step by Step Solution
- Step 1: Write the proportion equation
83,536.02 : 115,278.30 = 47,236.88 : x - Step 2: Convert to fraction form
83,536.02/115,278.30 = 47,236.88/x - Step 3: Cross multiply
83,536.02x = 115,278.30 × 47,236.88 - Step 4: Simplify right side
83,536.02x = 5,445,386,647.31 - Step 5: Solve for x
x = 5,445,386,647.31/83,536.02 - Step 6: Final answer
x = 65,186.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.