Finding the Fourth Proportional to 146,812.79, 202,598.26 and 85,555.07
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Solution
The fourth proportional to 146,812.79, 202,598.26 and 85,555.07 is: 118,064.02
Step by Step Solution
- Step 1: Write the proportion equation
146,812.79 : 202,598.26 = 85,555.07 : x - Step 2: Convert to fraction form
146,812.79/202,598.26 = 85,555.07/x - Step 3: Cross multiply
146,812.79x = 202,598.26 × 85,555.07 - Step 4: Simplify right side
146,812.79x = 17,333,308,330.29 - Step 5: Solve for x
x = 17,333,308,330.29/146,812.79 - Step 6: Final answer
x = 118,064.02
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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.