Finding the Fourth Proportional to 146,602.74, 202,207.47 and 134,542.18
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Solution
The fourth proportional to 146,602.74, 202,207.47 and 134,542.18 is: 185,572.48
Step by Step Solution
- Step 1: Write the proportion equation
146,602.74 : 202,207.47 = 134,542.18 : x - Step 2: Convert to fraction form
146,602.74/202,207.47 = 134,542.18/x - Step 3: Cross multiply
146,602.74x = 202,207.47 × 134,542.18 - Step 4: Simplify right side
146,602.74x = 27,205,434,579.64 - Step 5: Solve for x
x = 27,205,434,579.64/146,602.74 - Step 6: Final answer
x = 185,572.48
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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.