Finding the Fourth Proportional to 146,792.74, 202,574.37 and 86,365.66
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Solution
The fourth proportional to 146,792.74, 202,574.37 and 86,365.66 is: 119,184.84
Step by Step Solution
- Step 1: Write the proportion equation
146,792.74 : 202,574.37 = 86,365.66 : x - Step 2: Convert to fraction form
146,792.74/202,574.37 = 86,365.66/x - Step 3: Cross multiply
146,792.74x = 202,574.37 × 86,365.66 - Step 4: Simplify right side
146,792.74x = 17,495,469,164.13 - Step 5: Solve for x
x = 17,495,469,164.13/146,792.74 - Step 6: Final answer
x = 119,184.84
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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.