Finding the Fourth Proportional to 169,745.17, 254,376.36 and 125,020.21
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Solution
The fourth proportional to 169,745.17, 254,376.36 and 125,020.21 is: 187,352.52
Step by Step Solution
- Step 1: Write the proportion equation
169,745.17 : 254,376.36 = 125,020.21 : x - Step 2: Convert to fraction form
169,745.17/254,376.36 = 125,020.21/x - Step 3: Cross multiply
169,745.17x = 254,376.36 × 125,020.21 - Step 4: Simplify right side
169,745.17x = 31,802,185,946.24 - Step 5: Solve for x
x = 31,802,185,946.24/169,745.17 - Step 6: Final answer
x = 187,352.52
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1.5x scale
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.