Finding the Fourth Proportional to 146,507.67, 202,107.51 and 98,677.98
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Solution
The fourth proportional to 146,507.67, 202,107.51 and 98,677.98 is: 136,126.39
Step by Step Solution
- Step 1: Write the proportion equation
146,507.67 : 202,107.51 = 98,677.98 : x - Step 2: Convert to fraction form
146,507.67/202,107.51 = 98,677.98/x - Step 3: Cross multiply
146,507.67x = 202,107.51 × 98,677.98 - Step 4: Simplify right side
146,507.67x = 19,943,560,829.63 - Step 5: Solve for x
x = 19,943,560,829.63/146,507.67 - Step 6: Final answer
x = 136,126.39
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1.5x scale
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.