Finding the Fourth Proportional to 187,629.26, 258,927.98 and 101,587.82
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Solution
The fourth proportional to 187,629.26, 258,927.98 and 101,587.82 is: 140,190.98
Step by Step Solution
- Step 1: Write the proportion equation
187,629.26 : 258,927.98 = 101,587.82 : x - Step 2: Convert to fraction form
187,629.26/258,927.98 = 101,587.82/x - Step 3: Cross multiply
187,629.26x = 258,927.98 × 101,587.82 - Step 4: Simplify right side
187,629.26x = 26,303,929,025.20 - Step 5: Solve for x
x = 26,303,929,025.20/187,629.26 - Step 6: Final answer
x = 140,190.98
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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.